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教案备课库《2017-2018学年(下)初二级英语学科练习(十五)Unit 8 Have you read Treasure Island yet? Section A 1a-2d》真题及答案
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Hurryup____you'llbelatE.
or
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yet
Theregoesthebell.Hurryup_______you’llbelateforclas
and
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but
Don’t_____toolateoryou’llfeeltiredtomorrow.
stay up
wake up
get up
give up
Getupearly____you’llbelateforschool.
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and
or
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__________Nick.It’stimetogetuporyou’llbelateforsch
Go back
Come in
Wake up
Turn up
It’s2:30Hurryup__________You’llbelatefortheclass.
or
and
but
so
Hurryup_____you’llbelateforschool.
but
and
or
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Don’t________toolatetonightoryou’llgettiredtomorro
stay up
get up
wake up
clean up
Don't______toolateoryou'llfeeltiredintomorrow'scla
wake up
get up
stay up
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You'dbettergetupearlier______you'llbelateforschool
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Hurryup_______you’llbelateforschool.r
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Hurryup______you'llbelateforclass.
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________oryou'llbelateforschool.
Look up
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It’snotagoodhabitto____latebecausethenextdayyou’ll
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Ifyou________toolateyou’llfeelsleepyduringclassest
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Hurryup______you’llbelateforschool!
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isthepopulationoftheworldtoday? A.Howmuch B.Howmany C.What D.Which
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下图所示为实验室中常见的气体制备和收集装置.请回答下列问题1实验室用高锰酸钾制取氧气应选用发生装置填字母该装置需稍做改进的是作用是.2实验室用过氧化氢溶液和二氧化锰制取氧气若选用C作发生装置你认为选用C的优点是.3欲使用装置E用排空气法收集氧气则气体应从填a或b下同端通入欲使用装置E用排水法收集氧气先将瓶中装满水再将气体从端通入.4已知一氧化氮气体难溶于水在空气中容易与氧气发生反应则收集一氧化氮气体时应选用图中装置填字母.
右图中ABC分别表示三种物质的溶解度曲线.1在t3℃时三种物质的溶解度由大到小的顺序是2在℃时B和C溶解度相同.3t3℃时ABC的饱和溶液各Wg冷却至t1℃时析出晶体最多的是没有晶体析出的是.4要在ABC混合物中分离C可用的方法.
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下列物质在空气中最不容易燃烧的是
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