人教版必修3课时训练4-1设计

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1、Unit4SectionII课时训练Ⅰ.单词拼写1．This________(理论)ishelpfultoexplainhowtheuniversebegan.答案：theory2．Thebigprojecthascostalmostasmuchasone______(十亿)dollars.答案：billion3．Twopeoplehavebeenkilledinthe________(暴力的)incidentonMarch2nd.答案：violent4．Acrossthe________(地球)，seal

2、evelvariesbyhundredsoffeet.答案：globe5．Peoplesufferinghungerstill________(存在)inmanypartsoftheworldtoday.答案：existⅡ.短语填空beginwith，cooldown，givebirthto，intime，prevent...from1．Hefinallycheeredupwhenherealizedhewouldarrive________________tocatchtheplane.答案：intime

3、2．Thegovernmenthastakenactionto____________thedisease________spreadingtootherareas.答案：prevent；from3．Weshouldspendourbirthdayshonouringourmotherswho________________us.答案：gavebirthto4．Ourlongfriendship________________achancemeetinginthepark.答案：beganwith5．The

4、dayshave________________，theleaveshaveturnedyellow，andtheworldisbusypreparingherselfforwinter.答案：cooleddownⅢ.单项填空1．You’llsucceed________becauseyouarealwaysworkinghard.A．ontime　　　　　　　B．intimeC．attimesD．atthetime解析：句意：因为你一直在努力工作，所以你早晚会成功的。ontime“按时”；intime“9

5、及时；迟早”；attimes“有时”；atthetime“当时”。答案：B2．Iadviseyoutogiveupsmokingforitis________toyourhealth.A．harmB．harmlessC．harmfulD．harmfully解析：句意：我建议你戒烟，因为吸烟对你的身体有害。beharmfulto“对……有害”。答案：C3．Itispossibleto________bacteriaandotherlivingthingsinthelaboratory.A．multiplyB．

6、requestC．replyD．found解析：句意：在实验室能够繁殖细菌和其他生物。multiply“繁殖”，符合句意。request“请求”；reply“回答”；found“建立”。答案：A4．Weusuallytaketurns________cleaning，andtodayitismyturn________it.A．todo；doingB．do；doC．done；doingD．todo；todo解析：taketurnstodosth.“轮流做某事”；itisone’sturntodosth.“轮

7、到某人做某事了”。答案：D5．The________expressiononhisfacesuggestedthathewasnotabletoworkoutthe________problem.A．puzzling；puzzlingB．puzzled；puzzledC．puzzling；puzzledD．puzzled；puzzling解析：句意：他脸上迷惑的表情表明他解不出这个令人困惑的问题。外界事物引起表情变化应用puzzled；修饰problem应用puzzling。答案：D6．Thefacttha

8、tshewasforeignmade________difficultforhertogetajobinthatcountry.A．soB．muchC．thatD．it解析：句意：她是外国人这个事实使她很难在那个国家找到工作。it是形式主语，真正的主语是togetajobinthatcountry。答案：D7．She______downherbookand______inbed.A．lay；laidB．laid；