高中英语课时分层作业1unit7thesea北师大版必修3

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1、课时分层作业（一）［语言知识练习固基础］I.单句语法填空1.Iapologisedformymisunderstsnding(misunderstand)ofyourkindness・2.Wecan'tmakerttothedestinationinsuchanawfulweather.3.Afterwhatseemedlikehourshecameoutwithabittersmile.4.Theycouldn，tpersuadehimoftheirsincerity.5.Ttwi11bealongtimebeforewefinishthisdict

2、ionary.6・Therehehadsetouttoestablish(establish)hisownbusiness.7.Theyfrightenedhimintotelling(tell)themthesecret.8.Inmyjudgcmcnt，weshouldaccepttheirapology(apo1ogiso).9.1neverhavetroublesleeping(sleep)inastrangeplace.10-Theysearchedforaspotwheretheycouldsitonthefloor.II.完成句子1.他是完

3、成这项工作的最聪明的学生。lieistheclevereststudenttofinishthisjob.2.不久他就会回到祖国的。Itwon'tlongbeforehereturnstohismotherland.3.我们的家乡和以前大不一样了。Myhometownisdifferentfromwhatitusedtobe.4.我的要求是你向你的老师道歉。Myrequestisthatyou(should)makeanapologytoyourteacher.5.你还记得我们遇见我们的老朋友约翰的时候吗？Doyoustillremembertheti

4、mewhen/atwhichwemetouroldfriendJohn?［高考题型练习提能力］I•阅读理解About97%oftheworld'swaterissaltyandisfoundinouroceansandseas.But,aswecan'tdrinkseawater,howcanitbeimportant?Everypartofourseasandoceanscontainsanamazingnumberofaninmlsandfishthatliveatdifferentoceandepths.Mostofthedifferentspe

5、ciesofanimalsandfishdependonsimpleplantsfortheirfood.Thosesimpleplantscalledalgae(WM)driftnearthesurfaceoftheoceanandusesunlighttoturncarbondioxideandwaterintofoodandoxygen.Infact,thealgaeproduceoverhalfoftheoxygenpeoplebi^eathe.IIowimportantseawateris!Eachplantoranimalinourseas

6、andoceansisanimportant1inkinafoodchain.Thealgaeareeateninlargeamountsbymicroscopicemimals,whichareinturnconsumedbylargeranimals.Thesefoodchainsaredelicatelybalanced.Thebadnewsaboutthefoodchainsintheoceansisthattheyareunderthreatbecauseofman.Peopleoncethoughtthattheoceansweresobi

7、gthatitdicin'tmatterifwedumpedrubbishintothemorcaughthugequantitiesoffishandwhalesforfood.Butwenowknowthisisnottrueandfishstocksintheoceanshavestartedtodrop・Thankfully,theworldistakingstepstoprotectthefutureofouroceansbyintroducingintornationalagreementstoprotectmarinchabitats・M

8、ostcountrieshaveintroducedfishingrestrictionsto