Unit4 Astronomy section one 学案

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1、Unit4Astronomy:thescienceofthestars学案Section1Newwordsandexpressions1.violent________________________2.intime意为______________时相当于earlyenough,soonenough;意为___________________时相当于soonerorlater。Wegottothestationjustintimetocatchthebus.=Wegottothestationjustintimeforthebus.用法总结：intimeforst

2、h./intimetodosth.对于某事是及时的/及时做某事医生及时赶到救了她的生命。_____________________________________拓展:killtime______________aheadoftime____________allthetime____________atonetime__________atatime_____attimes______________atthesametime_____________atnotime_____________fromtimetotime____________innotime_

3、___________takeone’stime___________ontime_____________forthetimebeing______________onceuponatime____________Shestartedasanofficejunior，and________becamethedirectorofthewholecompany.A．insurpriseB．inreturnC．inturnD．intime3.unlike_______________UnlikeJohn,Tomdislikesplayingfootball.4.har

4、mfuladj.有害的harmn.&v.损害，伤害常用结构:beharmfulto对……有害doharmtosb.=dosb.harm=harmsb.对……有害；伤害……①吸烟有害健康。Smoking__________________yourhealth.②醉酒对我们的身体有害。Drunkennessdoes__________ourhealth.③Itissoniceadogthatwon’tdoyouany______.A.illB.biteC.hurtD.harm5.lie----lied----lied----lyinglie----lay-----la

5、in----lyinglay----laid----laid----layingoneday,whilewewere________onthegrass,he_________tomethathe_________theeggsthatthehenhadjust__________onthetable.Iknewhewastellinga____________.6.existvi.存在；生存(无被动式和进行时)existencen.存在；生活。Mancannotexistwithoutair.没有空气，人就不能生存。常用结构：existin存在于……之中exis

6、tonsth.靠……为生thereexists/existed某地存在某物①英语中没有这个字。Thatworddoesn’t____________English.②她只靠牛奶生存。She______only______milk.③在湖边有一棵树。____________atreenearthelake.④Icanhardly______thewageI’mgetting.A.existonB.existC.existinD.existence7.givebirthto______________________Shegavebirthtothreechildre

7、n.Iwasbornin1998.8.inone’sturn_______________________Inmyturn,Itoldthemajoke.常用结构：inturn_____________byturns______________taketurns(todosth.)_______________It’sone’sturntodosth._______________________①让我们轮流来做这项实验。Let’sdothisexperiment____________.4②你的态度影响别人，它又将会反过来影响你。Yourattitudeaffe

8、ctsot