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There are lots of good things for children about having and caring for pets. Playing with or cuddli...
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教案备课库《九年级英语学科寒假自主学习试卷(十二)》真题及答案
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Doyouhave__________totellmeSimon?
good anything
some good things
any things good
anything good
Therearelotsofthings______Ineedtopreparebeforethet
who
that
whom
whose
Therearelotsof_______todoeveryday.
things
homework
news
maths
Iremember{{U}}lotsof{{/U}}things
much
large
big
many
Let’sstayforalongtime________therearelotsofthingst
so
because
but
or
下列哪项不是关于按摩后注意事项的用语
You`d better get plenty of rest and drink lots of water
You can close your eyes and take a nap
Don`t overdo things ,have a good rest
Please do a lot of strong sports after massage at once
Thebaghaslotsofthingsinit______anolddictionary.
containing
showing
holding
including
TherearelotsofthingsIneedtopreparebeforethetrip.
who
that
whom
whose
Irememberlotsofthings.
much
large
big
many
Thefarmersstoredupagoodofwheatandaofbeansthisyear.
number; lot
deal; number
plenty ; lots
deal; lots
Thisremindsmeof{{U}}lotsof{{/U}}things.
much
some
big
many
Thisremindsmeof{{U}}lotsof{{/U}}things
much
some
big
many
Therewerelotsofthings_________atschool.
learning
learn
learns
to learn
Thisremindsmeoflotsofthings.
much
some
big
many
Therearelotsofthings_______IneedtodobeforeIleaveto
that
who
why
what
Thefarmersstoredupagoodofwheatandaofbeansthisyear.
number; lot
deal; number
plenty ; lots
deal; lots
Agoodfriendislikea.wehavelotsofthingsincommon.
Therichmencanbuy_______lotsofthings.
himself
him
them
themselves
----Tomisgoodatlotsofthingsbutyoucan'tsayheis_____
complete
splendid
perfect
wonderful
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某程序框图如图所示若输入x的值为1则输出y的值是
某袋中有9个大小相同的球其中有5个红球4个白球现从中任意取出1个则取出的球恰好是白球的概率为
在一密闭容器中充入NO2在一定条件下进行反应2NO2⇌2NO+O2.达到平衡状态的标志是
函数y=的定义域是
下列各组数中能作为直角三角形的三边长的是
函数y=2x+log2x在区间[14]上的最大值是.
某同学从家里骑车一路匀速行驶到学校只是在途中遇到一次交通堵塞耽搁了一些时间下列函数的图象最能符合上述情况的是
某校从参加高一年级期末考试的学生中抽出60名学生将其物理成绩均为整数分成六段[4050[5060…[90100]后画出如下频率分布直方图.观察图形的信息回答下列问题 Ⅰ估计这次考试的众数m与中位数n结果保留一位小数 Ⅱ估计这次考试的及格率60分及以上为及格和平均分.
已知函数fx=a﹣x21≤x≤2与gx=x+2的图象上存在关于x轴对称的点则实数a的取值范围是
已知圆Cx2+y2+2x﹣3=0. 1求圆的圆心C的坐标和半径长 2直线l经过坐标原点且不与y轴重合l与圆C相交于Ax1y1Bx2y2两点求证为定值 3斜率为1的直线m与圆C相交于DE两点求直线m的方程使△CDE的面积最大.
铁镍蓄电池又称爱迪生电池放电时的总反应为Fe+Ni2O3+3H2O=FeOH2+2NiOH2下列有关该电池的说法不正确的是
已知sinα=α∈0. 1求tanα的值 2求cosα+的值.
过点12且与直线2x﹣y﹣1=0平行的直线方程为.
一个直角三角形的两条直角边分别是5和12则斜边是
同时抛投两枚质地均匀的硬币则两枚硬币均正面向上的概率为
Father'sDayhasaveryshorthistory.ItwasstartedbecausetherewasaMother'sDay.AndjustbecausesomeAmericansthoughtthatifwehadaMother'sDayweshouldalsohaveaFather'sDay.Father'sDayhasbecomeimportantinNorthAmerica.Andshopkeepersfounditwasagoodwaytogetpeopletobuypresentsfortheirfatherspresentsfromtheirshops. BythewayveryfewcountrieshaveaFather'sDaythoughsomehaveChildren'sDayoraspecialdayforboysandanotherforgirls.MoreandmorecountriesarehavingMother'sDaysomaybeFather'sDaywillalsobecomepopularbeforetoolong.NowwhatdopeopleinNorthAmericadoonFather'sDay?ThenewspapersradiosandTVtellchildrenwhattheyshoulddo—buyaFather'sDaypresentforyourfather.TheyeventellawifetobuyaFather'sDaypresent—notforherfatherbutforherhusbandevenifheisnotyetafather.AndtheytellgrandchildrentobuyaFather'sDaypresentfortheirgrandfathers. TheimportantthingtorememberaboutFather'sDayisthatAmericanchildrencanshowtheirlovetotheirfathersinamoreopenway. 根据短文内容选择正确答案. 6.Father'sDaywasstartedjustbecause. A.therewasaMother'sDay B.therewasaChildren'sDay C.peopleliketheirfathersalot D.fathersweremoreimportant 7.WhichofthefollowingisTRUE? A.ManycountrieshaveaFather'sDay. B.Father'sDayhasalonghistory. C.Father'sDayhasbecomeimportantinNorthAmerica. D.MaybeFather'sDaywillnotbecomepopular. 8.InAmericapeoplehaveaFather'sDayto. A.goshoppingwiththeirfathers B.helptheirfathersdosomething C.showtheirlovetotheirfathers D.getmoneyfromtheirfathers 9.OnFather'sDayshopkeepersalwayswant. A.peopletobuyasmanypresentsaspossible B.childrentobuypresentsonlyfortheirfathers C.womentobuypresentsonlyforonlytheirhusbands D.grandchildrentobuyaFather'sDaypresentonlyfortheirgrandfathers. 10..Itcanbelearnedfromthearticlethat. A.thewriterisagainstFather'sDay B.manycountrieshaveaFather'sDay C.shopkeeperscangetmoremoneyonFather'sDaythanusual D.wedon'tneedtohaveaFather'sDay
设a为正实数则函数fx=a+sin的图象可能是
不等式x+1x﹣2≤0的解集为
下列方程式书写正确的是
如图在棱长为1的正方体ABCD﹣A1B1C1D1中. 1求证AC⊥平面B1BDD1 2求三棱锥B﹣ACB1体积.
已知一个算法其流程图如下则输岀的结果是
疯狂原始人讲述的是一个穴居人一Gruy和她的家人在一个叫Guy的聪明的年轻人的帮助下在经历地震后一起寻找新家的故事.请完成这部电影的广告海报.每空一词. AcavemanGruylivesinacavewithhisfamily.Butonedaythecavemenlosttheirhomeafteranearthquake.Theyhaveto16.thereandlookforanewhome.Gruytakeshisfamilytostartthejourney.Onthe17.theymeetalotofnewthingsandtroubles.Andayoungman18.Guyhelpsthem.Guyisverysmart.Hehelpsthem19.forthenewhometogether.ThepeopleinthefamilylikeGuyverymuch.ButwhoisGuyandwhereishe20.?Seethe movie! 16. 17. 18. 19. 20.
一定条件下在体积为3L的密闭容器中一氧化碳与氢气反应生成甲醇g催化剂为Cu2O/ZnO根据题意完成下列各题 1反应达到平衡时平衡常数表达式K=升高温度K值填“增大”“减小”或“不变”. 2在其他条件不变的情况下将处于E点的体系的体积压缩到原来的下列有关该体系的说法正确的是 a.氢气的浓度减少b.正反应速率加快逆反应速率也加快 c.甲醇的物质的量增加d.重新平衡时增大 3可逆反应COg+2H2g⇌CH3OHg在恒容密闭容器中反应达到平衡状态的标志是 ①单位时间内生成2nmolH2的同时生成nmolCH3OH ②单位时间内生成2nmolH2的同时生成nmolCO ③用COH2CH3OH的物质的量浓度变化表示的反应速率的比为121的状态 ④混合气体的密度不再改变的状态 ⑤混合气体的平均相对分子质量不再改变的状态.
设α为锐角已知sinα=. 1求cosα的值 2求cosα+的值.
下面有关电化学的图示完全正确的是
pH=6和pH=3的两种盐酸以等体积混合后溶液的pH是
已知集合M={12}集合N={013}则M∩N=
已知直线lx+y=1与y轴交于点P圆O的方程为x2+y2=r2r>0. Ⅰ如果直线l与圆O相切那么r=将结果直接填写在答题卡的相应位置上 Ⅱ如果直线l与圆O交于AB两点且求r的值.
已知1x9成等比数列则实数x=.
在△ABC中角ABC所对的边分别为abc已知c=2asinA=则sinC=.
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