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《普通高中数学课程标准(实验)》认为：学生的数学学习活动不应仅限于接受、记忆、模仿和练习，还应倡导自主探索、______、合作交流、______等学习方式。
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简述普通高中数学课程标准实验中必修课程内容确定的原则和选修课程内容确定的原则
普通高中数学课程标准实验提出五种基本能力没有包含在其中的是
推理论证能力
运算求解能力
数据处理能力
几何作图能力
普通高中数学课程标准实验指出学生对基础知识和基本技能的理解与掌握是数学教学的基本要求也是评价学生学习
数学文化一词最早进入官方文件是出现在中华人民共和国教育部颁布的
《小学数学课程标准》
《教案备课库课程标准》
《高中数学课程标准》
《大学数学课程标准》
简述普通高中数学课程标准实验所确定的课程基本理念
下列哪种学习方式不是普通高中数学课程标准实验所提倡的
合作学习
探究学习
机械学习
自主学习
普通高中数学课程标准实验中规定的必修课程是每个学生都必须学习的数学内容下列内容不属于必修4的是
算法初步
基本初等函数Ⅱ（三角函数）
平面上的向量
三角恒等变换
普通高中数学课程标准试验的课程目标中提出了五种基本能力下列不属于这五种基本能力的是
抽象概括
数据处理
推理论证
数学交流
普通高中数学课程标准实验提出了五种基本能力其中不包括
抽象概括
推理论证
观察操作
数据处理
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"It’snouseMum"saidJohnny．"I’mjustnogoodatdancing．" "You’vegottokeeptrying．Tonightwillbe16dear．TryaturnwiththatprettyLisette．" Johnny17EverySaturdaynightusedtobethebestoftheweek．Heandhisparentswenttothe18attheClubwherehisheroAlcideplayedtheaccordion手风琴withtheband．Butlatelyeverythinghadchanged．NowthatJohnnywasolderhewas19todancewithagirl! 20JohnnyandhisparentsarrivedattheClubmusichadalreadystarted．Johnnygotuphis21toapproachLisette．“MayIhavethisdance”Johnnyasked．“That’sallright”saidLisette．JohnnystruggledtokeepupwithLisette’s22stepsbuthewasalwaysonebeatbehindher.ThenJohnnyheardhisfriendPierresay"Look!Johnnyhastwoleftfeet!"23burstfromthecrowd.Johnny24andranoutsidedeterminednevertogotoanotherdance. ThenextSaturdayAlcide25toJohnny’shouseforsomepotatoes.HehappenedtohearJohnnyplayingtheaccordion.Alcide’seyes26"Bringthataccordionandplaysomesongsto-night"Alcidesaid.ThenhedroveoffleavingJohnnystaringopen-mouthed27him. AttheClubJohnnyscannedthecrowdforLisetteand28her.ThebandplayedforalongtimebeforeAlcidesaid"DearfriendsIgota29foryoutonight.YoungJohnnyisgoingtojoinus!"30Johnnysteppedupontheplatformhiseyesonthefloor.Hebegantoplayandtheband31behindhim.Whenthesongendedheheardcheers.Johnnykeptplayinguntilthedancewas32"Youdidafinejobtonight.PlaywithusagainnextSaturdaynight"Alcidesaid."Yessir!"saidJohnny.33hewentoutsideJohnnysawLisetteandherfriendsnearthedoor.Lisettestepped34smiling."Youplayedreallygoodtonight!"shesaid. "Thankyou"Johnnyblushed脸红.AshewalkedonPierre35movedoutofthewayforhimtopass. Johnnypattedhisaccordion.CometothinkofitinhiswholelifehehadneveronceseenAlcideoutonthedancefloor. 28
"It’snouseMum"saidJohnny．"I’mjustnogoodatdancing．" "You’vegottokeeptrying．Tonightwillbe16dear．TryaturnwiththatprettyLisette．" Johnny17EverySaturdaynightusedtobethebestoftheweek．Heandhisparentswenttothe18attheClubwherehisheroAlcideplayedtheaccordion手风琴withtheband．Butlatelyeverythinghadchanged．NowthatJohnnywasolderhewas19todancewithagirl! 20JohnnyandhisparentsarrivedattheClubmusichadalreadystarted．Johnnygotuphis21toapproachLisette．“MayIhavethisdance”Johnnyasked．“That’sallright”saidLisette．JohnnystruggledtokeepupwithLisette’s22stepsbuthewasalwaysonebeatbehindher.ThenJohnnyheardhisfriendPierresay"Look!Johnnyhastwoleftfeet!"23burstfromthecrowd.Johnny24andranoutsidedeterminednevertogotoanotherdance. ThenextSaturdayAlcide25toJohnny’shouseforsomepotatoes.HehappenedtohearJohnnyplayingtheaccordion.Alcide’seyes26"Bringthataccordionandplaysomesongsto-night"Alcidesaid.ThenhedroveoffleavingJohnnystaringopen-mouthed27him. AttheClubJohnnyscannedthecrowdforLisetteand28her.ThebandplayedforalongtimebeforeAlcidesaid"DearfriendsIgota29foryoutonight.YoungJohnnyisgoingtojoinus!"30Johnnysteppedupontheplatformhiseyesonthefloor.Hebegantoplayandtheband31behindhim.Whenthesongendedheheardcheers.Johnnykeptplayinguntilthedancewas32"Youdidafinejobtonight.PlaywithusagainnextSaturdaynight"Alcidesaid."Yessir!"saidJohnny.33hewentoutsideJohnnysawLisetteandherfriendsnearthedoor.Lisettestepped34smiling."Youplayedreallygoodtonight!"shesaid. "Thankyou"Johnnyblushed脸红.AshewalkedonPierre35movedoutofthewayforhimtopass. Johnnypattedhisaccordion.CometothinkofitinhiswholelifehehadneveronceseenAlcideoutonthedancefloor. 20
C Statusesaremarveloushumaninventionsthatenableustogetalongwithoneanotherandtodeterminewherewe"fit"insociety.Aswegoaboutoureverydayliveswementallyattempttoplacepeopleintermoftheirstatuses.Forexamplewemustjudgewhetherthepeopleinlibraryisareaderoralibrarianwhetherthetelephonecallerisafriendorasalesmanwhethertheunfamiliarpersononourpropertyisathieforameterreaderandsoon. Thestatusesweassumeoftenvarywiththepeopleweencounterandchangethroughoutlife.Mostofuscanatveryhighspeedassumethestatusesthatvarioussituationsrequire.Muchofsocialinteractionconsistsofidentifyingandselectingamongappropriatestatusesandallowingotherpeopletoassumetheirstatusesinrelationtous.Thismeansthatwefitouractionstothoseofotherpeoplebasedonaconstantmentalprocessofappraisalandinterpretation.Althoughsomeofusfindthetaskmoredifficultthanothersmostofusperformitrathereffortlessly. Statuseshasbeencomparedtoready-madeclothes.Withincertainlimitsthebuyercanchoosestyleandfabric.ButanAmericanisnotfreetochoosethecostumeofaChinesepeasantorthatofaHinduprince.Wemustchoosefromamongtheclothingpresentedbyfitaswellasbyourpocket-boob.Havingmadeachoicefromminoradjustmentswetendtobelimitedtowhatthestoreschoiceamongthemislimited. ThewordappraisalLine5Para.2mostprobablymeans
D Howshouldoneinvestasumofmoneyinthesedaysofinflation通货膨胀Leftinabankitwillhardlykeepitsvaluehoweverhightheinterestrateis.OnlyabravemanoraveryrichonedarestobuyandsellontheStockMarket.Todayitseemsthatoneofthebestwaystoprotectyoursavingsandevenincreaseyourwealthistobuybeautifulobjectsfromthepast.HereIamgoingtooffersomeadviceoncollectingantiqueclockswhichIpersonallyconsiderareamongthemostinterestingofantiques. Isometimeswonderwhatabeingfromanotherplanetmightreportbackaboutourwayoflife."TheplanetEarthisruledbyamysteriouscreaturethatsitsorstandsinaroomandmakesastrangetickingsound.Ithasafacewithtwelveblackmarksandtwohands.Mencandonothingwithoutitspermissionanditfastensitsyoungroundpeople’swristssothateverywheremengotheyarestillunderitscontrol.ThiscreatureistherealmasterofEarthandmenareitsslaves." Whetherornotweareslavesoftimetodaydependsonourcultureandpersonalitybutitisbelievedthatmanyyearsagokingskeptspecialslavestotellthetime.Certainmenwereverycleveratmeasuringthetimeofdayaccordingtothebeatingoftheirownhearts.Theyweremadetostandinafixedplaceandeveryhourorsowouldshoutthetime.Soitseemsthatthefirstclockswerehumanbeings. Howevermenquicklyfoundmoreconvenientandreliablewaysoftellingthetime.Theylearnedtousetheshadowscastbythesun.Theymarkedthehoursoncandlesusedsandinhour-glassesandinventedwater-clocks.Indeedanyseriousstudentofantiquesshouldspendasmuchtimeaspossiblevisitingpalacesstatelyhomesandmuseumstoseesomeofthefinestexamplesofclocksfromthepast. Antiqueclockscouldbeveryexpensivebutoneofthejoysofcollectingclocksisthatitisstillpossibletofindquitecheaponesforyourownhome.Afterallifyouaregoingtoberuledbythetimewhynotinvestinairantiqueclockandperhapsmakeafutureprofit Byquoting引用theremarkofabeingfromanotherplanettheauthorintendsto
Daniel’sfamily______theirholidayinMountHuangthistimenextweek．
ThehouseIgrewup______hasbeentakendownandreplacedbyanofficebuilding．
Tooursurprisethestranger______tobeanoldfriendofmymother’s．
"It’snouseMum"saidJohnny．"I’mjustnogoodatdancing．" "You’vegottokeeptrying．Tonightwillbe16dear．TryaturnwiththatprettyLisette．" Johnny17EverySaturdaynightusedtobethebestoftheweek．Heandhisparentswenttothe18attheClubwherehisheroAlcideplayedtheaccordion手风琴withtheband．Butlatelyeverythinghadchanged．NowthatJohnnywasolderhewas19todancewithagirl! 20JohnnyandhisparentsarrivedattheClubmusichadalreadystarted．Johnnygotuphis21toapproachLisette．“MayIhavethisdance”Johnnyasked．“That’sallright”saidLisette．JohnnystruggledtokeepupwithLisette’s22stepsbuthewasalwaysonebeatbehindher.ThenJohnnyheardhisfriendPierresay"Look!Johnnyhastwoleftfeet!"23burstfromthecrowd.Johnny24andranoutsidedeterminednevertogotoanotherdance. ThenextSaturdayAlcide25toJohnny’shouseforsomepotatoes.HehappenedtohearJohnnyplayingtheaccordion.Alcide’seyes26"Bringthataccordionandplaysomesongsto-night"Alcidesaid.ThenhedroveoffleavingJohnnystaringopen-mouthed27him. AttheClubJohnnyscannedthecrowdforLisetteand28her.ThebandplayedforalongtimebeforeAlcidesaid"DearfriendsIgota29foryoutonight.YoungJohnnyisgoingtojoinus!"30Johnnysteppedupontheplatformhiseyesonthefloor.Hebegantoplayandtheband31behindhim.Whenthesongendedheheardcheers.Johnnykeptplayinguntilthedancewas32"Youdidafinejobtonight.PlaywithusagainnextSaturdaynight"Alcidesaid."Yessir!"saidJohnny.33hewentoutsideJohnnysawLisetteandherfriendsnearthedoor.Lisettestepped34smiling."Youplayedreallygoodtonight!"shesaid. "Thankyou"Johnnyblushed脸红.AshewalkedonPierre35movedoutofthewayforhimtopass. Johnnypattedhisaccordion.CometothinkofitinhiswholelifehehadneveronceseenAlcideoutonthedancefloor. 16
C Statusesaremarveloushumaninventionsthatenableustogetalongwithoneanotherandtodeterminewherewe"fit"insociety.Aswegoaboutoureverydayliveswementallyattempttoplacepeopleintermoftheirstatuses.Forexamplewemustjudgewhetherthepeopleinlibraryisareaderoralibrarianwhetherthetelephonecallerisafriendorasalesmanwhethertheunfamiliarpersononourpropertyisathieforameterreaderandsoon. Thestatusesweassumeoftenvarywiththepeopleweencounterandchangethroughoutlife.Mostofuscanatveryhighspeedassumethestatusesthatvarioussituationsrequire.Muchofsocialinteractionconsistsofidentifyingandselectingamongappropriatestatusesandallowingotherpeopletoassumetheirstatusesinrelationtous.Thismeansthatwefitouractionstothoseofotherpeoplebasedonaconstantmentalprocessofappraisalandinterpretation.Althoughsomeofusfindthetaskmoredifficultthanothersmostofusperformitrathereffortlessly. Statuseshasbeencomparedtoready-madeclothes.Withincertainlimitsthebuyercanchoosestyleandfabric.ButanAmericanisnotfreetochoosethecostumeofaChinesepeasantorthatofaHinduprince.Wemustchoosefromamongtheclothingpresentedbyfitaswellasbyourpocket-boob.Havingmadeachoicefromminoradjustmentswetendtobelimitedtowhatthestoreschoiceamongthemislimited. Inthefirstparagraphthewritertellsusthatstatusescanhelpus
论述题新课标下的学科考试同样要有新的理念请你就改进英语考试方法和方法提出建议
ItssomewhatambitioustitlewasTheBookofLifeanditattemptedtoshowhowmuchanobservantmanmightlearnbyanaccurateandsystematicexaminationofallthatcameinhisway.
"It’snouseMum"saidJohnny．"I’mjustnogoodatdancing．" "You’vegottokeeptrying．Tonightwillbe16dear．TryaturnwiththatprettyLisette．" Johnny17EverySaturdaynightusedtobethebestoftheweek．Heandhisparentswenttothe18attheClubwherehisheroAlcideplayedtheaccordion手风琴withtheband．Butlatelyeverythinghadchanged．NowthatJohnnywasolderhewas19todancewithagirl! 20JohnnyandhisparentsarrivedattheClubmusichadalreadystarted．Johnnygotuphis21toapproachLisette．“MayIhavethisdance”Johnnyasked．“That’sallright”saidLisette．JohnnystruggledtokeepupwithLisette’s22stepsbuthewasalwaysonebeatbehindher.ThenJohnnyheardhisfriendPierresay"Look!Johnnyhastwoleftfeet!"23burstfromthecrowd.Johnny24andranoutsidedeterminednevertogotoanotherdance. ThenextSaturdayAlcide25toJohnny’shouseforsomepotatoes.HehappenedtohearJohnnyplayingtheaccordion.Alcide’seyes26"Bringthataccordionandplaysomesongsto-night"Alcidesaid.ThenhedroveoffleavingJohnnystaringopen-mouthed27him. AttheClubJohnnyscannedthecrowdforLisetteand28her.ThebandplayedforalongtimebeforeAlcidesaid"DearfriendsIgota29foryoutonight.YoungJohnnyisgoingtojoinus!"30Johnnysteppedupontheplatformhiseyesonthefloor.Hebegantoplayandtheband31behindhim.Whenthesongendedheheardcheers.Johnnykeptplayinguntilthedancewas32"Youdidafinejobtonight.PlaywithusagainnextSaturdaynight"Alcidesaid."Yessir!"saidJohnny.33hewentoutsideJohnnysawLisetteandherfriendsnearthedoor.Lisettestepped34smiling."Youplayedreallygoodtonight!"shesaid. "Thankyou"Johnnyblushed脸红.AshewalkedonPierre35movedoutofthewayforhimtopass. Johnnypattedhisaccordion.CometothinkofitinhiswholelifehehadneveronceseenAlcideoutonthedancefloor. 18
—Haveyougotanyideaforthesummervacation—Idon’tmindwherewego______there’ssunseaandbeach．
墨子的教育思想中除注重文史知识的掌握和逻辑思维能力的培养外还包括
"It’snouseMum"saidJohnny．"I’mjustnogoodatdancing．" "You’vegottokeeptrying．Tonightwillbe16dear．TryaturnwiththatprettyLisette．" Johnny17EverySaturdaynightusedtobethebestoftheweek．Heandhisparentswenttothe18attheClubwherehisheroAlcideplayedtheaccordion手风琴withtheband．Butlatelyeverythinghadchanged．NowthatJohnnywasolderhewas19todancewithagirl! 20JohnnyandhisparentsarrivedattheClubmusichadalreadystarted．Johnnygotuphis21toapproachLisette．“MayIhavethisdance”Johnnyasked．“That’sallright”saidLisette．JohnnystruggledtokeepupwithLisette’s22stepsbuthewasalwaysonebeatbehindher.ThenJohnnyheardhisfriendPierresay"Look!Johnnyhastwoleftfeet!"23burstfromthecrowd.Johnny24andranoutsidedeterminednevertogotoanotherdance. ThenextSaturdayAlcide25toJohnny’shouseforsomepotatoes.HehappenedtohearJohnnyplayingtheaccordion.Alcide’seyes26"Bringthataccordionandplaysomesongsto-night"Alcidesaid.ThenhedroveoffleavingJohnnystaringopen-mouthed27him. AttheClubJohnnyscannedthecrowdforLisetteand28her.ThebandplayedforalongtimebeforeAlcidesaid"DearfriendsIgota29foryoutonight.YoungJohnnyisgoingtojoinus!"30Johnnysteppedupontheplatformhiseyesonthefloor.Hebegantoplayandtheband31behindhim.Whenthesongendedheheardcheers.Johnnykeptplayinguntilthedancewas32"Youdidafinejobtonight.PlaywithusagainnextSaturdaynight"Alcidesaid."Yessir!"saidJohnny.33hewentoutsideJohnnysawLisetteandherfriendsnearthedoor.Lisettestepped34smiling."Youplayedreallygoodtonight!"shesaid. "Thankyou"Johnnyblushed脸红.AshewalkedonPierre35movedoutofthewayforhimtopass. Johnnypattedhisaccordion.CometothinkofitinhiswholelifehehadneveronceseenAlcideoutonthedancefloor. 22
______therightkindoftrainingtheseteenagesoccerplayersmayonedaygrowintointernationalstars．
20世纪以后教育的新特点包括
Someadvancedmaterialsareanoldstandardwithanewtwist.Thenewestfiberopticcablesthatcarrytelephonecallscross-countryaremadeofglasssotransparentthatapieceof100milesthickisclearerthanastandardwindowpane.
E Manypeoplebelievetheglarefromsnowcausessnowblindnenss.Yetdarkglassesornottheyfindthemselvessufferingfromheadachesandwateringeyesandevensnowblindnesswhenex-posedtoseveralhoursof"snowlight". TheUnitedStatesarmyhasnowdeterminedthatglarefromsnowdoesnotcausesnowblindnessintroopsinasnow-coveredcountry.Ratheraman’seyesfrequentlyfindnothingtofocusoninabroadexpanseofbarrensnow-coveredterrain.Sohisgazecontinuallyshiftsandjumpsbackandforthovertheentirelandscapeinsearchofsomethingtolookat.Findingnothinghourafterhourtheeyesneverstopsearchingandtheeyeballsbecomesoreandtheeyemusclesache.Natureoffsetsthisirritationbyproducingmoreandfluidwhichcoverstheeyeball.Thefluidcoverstheeyeballinincreasingquantityuntilvisionblursthenisobservedandtheresultistotaleventhoughtemporarysnowblindness. Experimentsledthearmytoasimplemethodofovercomingthisproblem.Scoutsaheadofamainbodyoftroopsaretrainedtoshakesnowfromevergreenbushescreatingadottedlineastheycrosscompletelysnow-coveredlandscape.Eventhescoutsthemselvesthrowlightweightdarkcoloredobjectsaheadonwhichtheytoocanfocus.Themenfollowingcanthenseesomething.Theirgazeisarrested.Theireyesfocusonabushandhavingfoundsomethingtoseestopscouringthesnow-blanketedlanscape.Byfocusingtheirattentionononeobjectatatimethemencancrossthesnowwithoutbecominghopelesslysnowblindorlost.Inthiswaytheproblemofcrossingasolidwhiteterrainisovercome. Topreventheadacheswateringeyesandblindnesscausedbytheglarefromsnowdarkglassesare
C Statusesaremarveloushumaninventionsthatenableustogetalongwithoneanotherandtodeterminewherewe"fit"insociety.Aswegoaboutoureverydayliveswementallyattempttoplacepeopleintermoftheirstatuses.Forexamplewemustjudgewhetherthepeopleinlibraryisareaderoralibrarianwhetherthetelephonecallerisafriendorasalesmanwhethertheunfamiliarpersononourpropertyisathieforameterreaderandsoon. Thestatusesweassumeoftenvarywiththepeopleweencounterandchangethroughoutlife.Mostofuscanatveryhighspeedassumethestatusesthatvarioussituationsrequire.Muchofsocialinteractionconsistsofidentifyingandselectingamongappropriatestatusesandallowingotherpeopletoassumetheirstatusesinrelationtous.Thismeansthatwefitouractionstothoseofotherpeoplebasedonaconstantmentalprocessofappraisalandinterpretation.Althoughsomeofusfindthetaskmoredifficultthanothersmostofusperformitrathereffortlessly. Statuseshasbeencomparedtoready-madeclothes.Withincertainlimitsthebuyercanchoosestyleandfabric.ButanAmericanisnotfreetochoosethecostumeofaChinesepeasantorthatofaHinduprince.Wemustchoosefromamongtheclothingpresentedbyfitaswellasbyourpocket-boob.Havingmadeachoicefromminoradjustmentswetendtobelimitedtowhatthestoreschoiceamongthemislimited. BysayingthatanAmericanisnotfreetochoosethecostumeofaChinesepeasantorthatofaHinduprinceLines23Para.3thewritermeans
普通中小学教育的性质是
"It’snouseMum"saidJohnny．"I’mjustnogoodatdancing．" "You’vegottokeeptrying．Tonightwillbe16dear．TryaturnwiththatprettyLisette．" Johnny17EverySaturdaynightusedtobethebestoftheweek．Heandhisparentswenttothe18attheClubwherehisheroAlcideplayedtheaccordion手风琴withtheband．Butlatelyeverythinghadchanged．NowthatJohnnywasolderhewas19todancewithagirl! 20JohnnyandhisparentsarrivedattheClubmusichadalreadystarted．Johnnygotuphis21toapproachLisette．“MayIhavethisdance”Johnnyasked．“That’sallright”saidLisette．JohnnystruggledtokeepupwithLisette’s22stepsbuthewasalwaysonebeatbehindher.ThenJohnnyheardhisfriendPierresay"Look!Johnnyhastwoleftfeet!"23burstfromthecrowd.Johnny24andranoutsidedeterminednevertogotoanotherdance. ThenextSaturdayAlcide25toJohnny’shouseforsomepotatoes.HehappenedtohearJohnnyplayingtheaccordion.Alcide’seyes26"Bringthataccordionandplaysomesongsto-night"Alcidesaid.ThenhedroveoffleavingJohnnystaringopen-mouthed27him. AttheClubJohnnyscannedthecrowdforLisetteand28her.ThebandplayedforalongtimebeforeAlcidesaid"DearfriendsIgota29foryoutonight.YoungJohnnyisgoingtojoinus!"30Johnnysteppedupontheplatformhiseyesonthefloor.Hebegantoplayandtheband31behindhim.Whenthesongendedheheardcheers.Johnnykeptplayinguntilthedancewas32"Youdidafinejobtonight.PlaywithusagainnextSaturdaynight"Alcidesaid."Yessir!"saidJohnny.33hewentoutsideJohnnysawLisetteandherfriendsnearthedoor.Lisettestepped34smiling."Youplayedreallygoodtonight!"shesaid. "Thankyou"Johnnyblushed脸红.AshewalkedonPierre35movedoutofthewayforhimtopass. Johnnypattedhisaccordion.CometothinkofitinhiswholelifehehadneveronceseenAlcideoutonthedancefloor. 26
E Manypeoplebelievetheglarefromsnowcausessnowblindnenss.Yetdarkglassesornottheyfindthemselvessufferingfromheadachesandwateringeyesandevensnowblindnesswhenex-posedtoseveralhoursof"snowlight". TheUnitedStatesarmyhasnowdeterminedthatglarefromsnowdoesnotcausesnowblindnessintroopsinasnow-coveredcountry.Ratheraman’seyesfrequentlyfindnothingtofocusoninabroadexpanseofbarrensnow-coveredterrain.Sohisgazecontinuallyshiftsandjumpsbackandforthovertheentirelandscapeinsearchofsomethingtolookat.Findingnothinghourafterhourtheeyesneverstopsearchingandtheeyeballsbecomesoreandtheeyemusclesache.Natureoffsetsthisirritationbyproducingmoreandfluidwhichcoverstheeyeball.Thefluidcoverstheeyeballinincreasingquantityuntilvisionblursthenisobservedandtheresultistotaleventhoughtemporarysnowblindness. Experimentsledthearmytoasimplemethodofovercomingthisproblem.Scoutsaheadofamainbodyoftroopsaretrainedtoshakesnowfromevergreenbushescreatingadottedlineastheycrosscompletelysnow-coveredlandscape.Eventhescoutsthemselvesthrowlightweightdarkcoloredobjectsaheadonwhichtheytoocanfocus.Themenfollowingcanthenseesomething.Theirgazeisarrested.Theireyesfocusonabushandhavingfoundsomethingtoseestopscouringthesnow-blanketedlanscape.Byfocusingtheirattentionononeobjectatatimethemencancrossthesnowwithoutbecominghopelesslysnowblindorlost.Inthiswaytheproblemofcrossingasolidwhiteterrainisovercome. Asuitabletideforthispassagewouldbe
E Manypeoplebelievetheglarefromsnowcausessnowblindnenss.Yetdarkglassesornottheyfindthemselvessufferingfromheadachesandwateringeyesandevensnowblindnesswhenex-posedtoseveralhoursof"snowlight". TheUnitedStatesarmyhasnowdeterminedthatglarefromsnowdoesnotcausesnowblindnessintroopsinasnow-coveredcountry.Ratheraman’seyesfrequentlyfindnothingtofocusoninabroadexpanseofbarrensnow-coveredterrain.Sohisgazecontinuallyshiftsandjumpsbackandforthovertheentirelandscapeinsearchofsomethingtolookat.Findingnothinghourafterhourtheeyesneverstopsearchingandtheeyeballsbecomesoreandtheeyemusclesache.Natureoffsetsthisirritationbyproducingmoreandfluidwhichcoverstheeyeball.Thefluidcoverstheeyeballinincreasingquantityuntilvisionblursthenisobservedandtheresultistotaleventhoughtemporarysnowblindness. Experimentsledthearmytoasimplemethodofovercomingthisproblem.Scoutsaheadofamainbodyoftroopsaretrainedtoshakesnowfromevergreenbushescreatingadottedlineastheycrosscompletelysnow-coveredlandscape.Eventhescoutsthemselvesthrowlightweightdarkcoloredobjectsaheadonwhichtheytoocanfocus.Themenfollowingcanthenseesomething.Theirgazeisarrested.Theireyesfocusonabushandhavingfoundsomethingtoseestopscouringthesnow-blanketedlanscape.Byfocusingtheirattentionononeobjectatatimethemencancrossthesnowwithoutbecominghopelesslysnowblindorlost.Inthiswaytheproblemofcrossingasolidwhiteterrainisovercome. Snowblindnessmaybeavoidedby
"It’snouseMum"saidJohnny．"I’mjustnogoodatdancing．" "You’vegottokeeptrying．Tonightwillbe16dear．TryaturnwiththatprettyLisette．" Johnny17EverySaturdaynightusedtobethebestoftheweek．Heandhisparentswenttothe18attheClubwherehisheroAlcideplayedtheaccordion手风琴withtheband．Butlatelyeverythinghadchanged．NowthatJohnnywasolderhewas19todancewithagirl! 20JohnnyandhisparentsarrivedattheClubmusichadalreadystarted．Johnnygotuphis21toapproachLisette．“MayIhavethisdance”Johnnyasked．“That’sallright”saidLisette．JohnnystruggledtokeepupwithLisette’s22stepsbuthewasalwaysonebeatbehindher.ThenJohnnyheardhisfriendPierresay"Look!Johnnyhastwoleftfeet!"23burstfromthecrowd.Johnny24andranoutsidedeterminednevertogotoanotherdance. ThenextSaturdayAlcide25toJohnny’shouseforsomepotatoes.HehappenedtohearJohnnyplayingtheaccordion.Alcide’seyes26"Bringthataccordionandplaysomesongsto-night"Alcidesaid.ThenhedroveoffleavingJohnnystaringopen-mouthed27him. AttheClubJohnnyscannedthecrowdforLisetteand28her.ThebandplayedforalongtimebeforeAlcidesaid"DearfriendsIgota29foryoutonight.YoungJohnnyisgoingtojoinus!"30Johnnysteppedupontheplatformhiseyesonthefloor.Hebegantoplayandtheband31behindhim.Whenthesongendedheheardcheers.Johnnykeptplayinguntilthedancewas32"Youdidafinejobtonight.PlaywithusagainnextSaturdaynight"Alcidesaid."Yessir!"saidJohnny.33hewentoutsideJohnnysawLisetteandherfriendsnearthedoor.Lisettestepped34smiling."Youplayedreallygoodtonight!"shesaid. "Thankyou"Johnnyblushed脸红.AshewalkedonPierre35movedoutofthewayforhimtopass. Johnnypattedhisaccordion.CometothinkofitinhiswholelifehehadneveronceseenAlcideoutonthedancefloor. 24
D Howshouldoneinvestasumofmoneyinthesedaysofinflation通货膨胀Leftinabankitwillhardlykeepitsvaluehoweverhightheinterestrateis.OnlyabravemanoraveryrichonedarestobuyandsellontheStockMarket.Todayitseemsthatoneofthebestwaystoprotectyoursavingsandevenincreaseyourwealthistobuybeautifulobjectsfromthepast.HereIamgoingtooffersomeadviceoncollectingantiqueclockswhichIpersonallyconsiderareamongthemostinterestingofantiques. Isometimeswonderwhatabeingfromanotherplanetmightreportbackaboutourwayoflife."TheplanetEarthisruledbyamysteriouscreaturethatsitsorstandsinaroomandmakesastrangetickingsound.Ithasafacewithtwelveblackmarksandtwohands.Mencandonothingwithoutitspermissionanditfastensitsyoungroundpeople’swristssothateverywheremengotheyarestillunderitscontrol.ThiscreatureistherealmasterofEarthandmenareitsslaves." Whetherornotweareslavesoftimetodaydependsonourcultureandpersonalitybutitisbelievedthatmanyyearsagokingskeptspecialslavestotellthetime.Certainmenwereverycleveratmeasuringthetimeofdayaccordingtothebeatingoftheirownhearts.Theyweremadetostandinafixedplaceandeveryhourorsowouldshoutthetime.Soitseemsthatthefirstclockswerehumanbeings. Howevermenquicklyfoundmoreconvenientandreliablewaysoftellingthetime.Theylearnedtousetheshadowscastbythesun.Theymarkedthehoursoncandlesusedsandinhour-glassesandinventedwater-clocks.Indeedanyseriousstudentofantiquesshouldspendasmuchtimeaspossiblevisitingpalacesstatelyhomesandmuseumstoseesomeofthefinestexamplesofclocksfromthepast. Antiqueclockscouldbeveryexpensivebutoneofthejoysofcollectingclocksisthatitisstillpossibletofindquitecheaponesforyourownhome.Afterallifyouaregoingtoberuledbythetimewhynotinvestinairantiqueclockandperhapsmakeafutureprofit TheunderlinedphrasestatelyhomesinParagraph4means
人际关系的功能主要体现在哪些方面
Thegirllikes______and______．
在实施中小学继续教育工程中要把放在突出地位
—Whichofthetwocomputergamesdidyouprefer—ActuallyIdidn’tlike______.
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