高考英语一轮复习（北师大版）课时作业unit21含解析

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1、选修七Unit21HumanBiologyPart]41课时作业基础训练I•用适当的介词或副词填空1.AvolcaniceruptionnearlywipedthesmallislandofMontserratin1997.2.Ihaveaskedthathisproposalbesubmittedaspecialcommittee.3•Ifearthatapriorengagementwillprohibitmejoiningyouindinner.4.Allclassesintheschoolareequippedmodernequipment.5•You

2、shouldseekadviceyourlawyeronthismatte匚6.Iamopposedgoingshoppingwithothers.7.Somestudentshavenotyetsubmittedtheiressaystheirtutors・8.Popmusicisnowdecline,whilecountrymusiccatcheson.答案l.out2.to3.from4.with5.from6・to7・to&inII•完成句子9.Theytriedtheirbesttomakeherhappybut（徒劳）.10.Thelibraria

3、ntookabook（随便地）fromtheshelf.11.Onefailureafteranother（彻底毁灭）hisambitionforfame.12.Nowadays（对我们学生来说很重要）tomasteraforeignlanguage・13.Ifyouhadstayedcalmyesterday,everything（会很顺利的）.答案9.invain10.atrandom11.wipedout12.itisimportantforusstudents13.wouldhavegonesmoothlyIII.根据短文内容，从短文后的选项中选出能填

4、入空白处的最佳选项。选项中有两项为多余选项。Lifecomesinapackage.Thispackageincludeshappinessandsorrow,failureandsuccess,hopeanddespai匸Lifbisalearningprocess,Witheachpassingdaywelearntohandlevarioussituations.1•LoveLoveplaysakeyroleonourlife.J5Intheearlystageofourlife,ourparentsaretheoneswhoshoweruswithun

5、conditionalloveandcare,theyteachusaboutwhatisrightandwrong,goodandbad.Butwealwaystendtotakethisforgranted.ltisonlyaftermarriageandhavingkidsthatapersonunderstandsandbecomessensitivetoothers1feelings.2.HappinessandSorrowMaterialistichappinessisshort-lived,buthappinessachievedbybringi

6、ngasmileonothers1facegivesacertainleveloffulfillment.Peaceofmindisthemainlinktohappiness.16Werealizethetrueworthofhappinesswhenweareinsorrow.Sorrowisbasicallyduetodeathofalovedone，failureanddespair.3.FailureandSuccess」7_Ithelpsustotouchthesky,teachesustosurviveandshowsusaspecificway

7、.Successbringsinmoney,伦me,prideandself—respect.Hereitbecomesveryimportanttokeepourheadonourshoulde匚4.HopeandDespairHopeiswhatkeepslifegoing.Parentsalwayshopetheirchildrenwilldowell.Hopemakesusdream.Hopebuildsinpatience._18_Becauseaftereverynightthereisaday.Nothingremainsthesame.A.Fa

8、ilureisthepathtosuc