高一英语 book3 unit4 astronomy学案2 人教新目标

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1、Unit4Astronomy:thescienceofthestars单词学案No._2_教师寄语：Loveiseverthebeginningofknowledgeasfireisoflight.　　知识总是从爱好开始，犹如光总是从火开始一样。[练习]用cheer的短语或其适当形式填空。1).Yourvisithasgreatly______himup.2).Thecrowd______therunners______astheystartedthelastlap.3).Youlookasthoughyouneed______up.12.nowthat既然，

2、由于引导原因状语从句.在语义上相当于since,that在口语中可省略.Nowthatheisbusy,wewon’twaitforhim.既然他很忙,我们就不等他了.Now(that)youhavepassedthetest,youcandriveonyourown.同义词:since;seeingthatSinceyouareill,I’llgoalone.译:既然你病了，那我就一个人去。Seeing(that)heisbusy,he’sunlikelytocome.译:他很忙，可能不会来了。13.breakout突发，爆发Thewar__________

3、_betweenthetwocountries.这两国之间爆发了战争.(brokeout)填空：break_____________脱离/挣脱…..break______冲破，取得突破break________出故障，坏掉，失败；(健康等)垮掉break________破门而入break________粉碎，解散1.Thecomputersystem______suddenlywhilehewassearchingforinformationontheInternet.A.brokedownB.brokeoutC.breakupD.breakin2.After

4、beingill,herhealth___________.生病之后,她的身体垮掉了.3.Themeeting________at10o’clockinthemorning.会议在上午十点散会.4.Thecomputersystem______suddenlywhilehewassearchingforinformationontheInternet.A.brokedownB.brokeoutC.breakupD.breakin14.watchout密切注视；当心；提防[典例]Watchout!There’sacarcoming.小心!汽车来了。[重点用法]w

5、atchoutforsb./sth.警惕或注意某人/事物watchover保护；照看单词课后巩固学案单词拼写1.Somethingwaswrongwiththeheatings________,soweallfeltverycold.2.Lastnight,wehadav________stormbecauseofwhichmanytreeshasfallendown.3.Smokingish________toyourhealth.You’dbettergiveitup.4.Nobodyknowsiflifeusedtoe________ontheMars.

6、5.Hisquestionreallyp________me.Ihadtoasktheteacherforhelp.6.Theg________ofthemoonismuchsmallerthanthatoftheearth.7.Isaw_______(团，块)ofwhitecloudsfloatinginthesky.8.______(不像)David,heseldomcomeslateforschool.9.Mothersarealwaysg_______withtheirbabies,whilefathersareusuallystrict.10.The

7、childboughtaballoon,butit_______(漂浮)onthewind.短语填空：1.Itwasalmostmidnightthatafireintheneighborhood.2.youarehere,whynothaveadrink?3.---Didyoucatchyourplane?---Yes,wegottherejust.4.Thedishtastesgoodafterit.5.---Willyougofishingthisafternoon?---Well,italltheweather.6.AfterawhileIitandw

8、ebegantoenjoyoursel