Unit 2 Saving the EarthTopic 1 仁爱版九年级上册课时优化训练（含解析）

1.MyfathergoesbacktoNanjingfortwasbusywithhisworkinChang—Hewantedtorentahouse.HislandlaA.sentenceB.noticeC.advic3.Han,justoneofmanypeopA.goodB.terribleC.awful4.Waterpollutioninfluencesthelookofourcity.Andevenworse,ittoourhA.doesgoodtoB.pointsto5.PeoplewhoworkandliveinnoisyconditionsoftenA.areB.isC.havebeenA.dowellinB.workwellin7.—WhynotaskLiMingtohelpyouwith—Areyoukidding?HisEnglishismine.A.asgoodasB.asbadlyA.BecauseB.BecauseofC.ThankstoD.ThanksforA.toomany;toomanyB.toomuch;toomuchC.toomuch;toomany—Foraweek.A.HowlonghaveyouboughttheB.HowlonghaveyouborrowedthC.HowlonghaveyoubeeD.HowlonghaveyouarriveDoyouknowLizMurray,abright-eyedgirl?Youwouldneverguessthatherlifestorywouldbeeveryonecanovercomedifficulties.ShehoofhomelessnessinAmerica.39%ofthemarechildren.Whileitishardtorecordthecorrectnofmen,women,andchildrenfacethiskindofdifficultyeachyear.problemsthanthosehavinghomes.Theydon'tgetenoughtoeat.Thesleepeachnight.Thatmakeshomelesschildrenlosehope.TheyTherearesomethingsthatyoucandotothem.Everykindofkindnesscanmakeabigdifferenceinthem.NoteverypersoncanbelikeLizMurray,butshehopesthatherexamplewillmakepA.Columbia.B.MIT.C.Harvard.12.SomepeoplethinkthenumberofhomelesspeopleiA.3.5millionB.3.9millionC.3.5billionD.3.9billionA.ShehopessheisknownbyalltheAmB.ShehopesmorepeopleknowtheproblemofhomelessnessinAmerica.C.ShehopeseveryhomelesspersoncanlearnsomD.ShehopesshecanhelpimprovethehomelesspeopleA.womenB.menC.oldpeople15.WhydochildrenusuallyhavemorestomacA.Becausetheydon'thavehomes.D.Becausetheyhavetofacepai一、单选题解析：A包括；B既然；C除了；D直到。根据becausehewasbusywithhisworkinChangzhou(因为他在常州工作很忙)可知他去年忙，没有回南京过年。故选：C。想租一个房子。他的女房东给他提前一周的通知离开这个公寓，故选B。解析：A项意为"对……有益";B项意为"指向……";C项意为"对……有害";D项意为"对……有帮助"。由题意可知选C。解析：godeaf意为"变聋"。解析：doharmtosb./sth.意为"对……造成伤害"。解析：nobetterthan意为"不比……好",指两个都不好。解析：becauseof后面接名词，常指坏的因素；thanksto意为"幸亏",常指好的因素。解析：toomany修饰可数名词复数；toomuch修饰不可数名词。解析：答语是一个时间段。问句通常是完成时态。但其他选项的谓语动词均不能和表示持续的时间段连用。二、阅读理解解析：由文中“Youwouldnever..HomelesstoHarvard”可知，LizMurray上的是哈佛大学。故解析：由文中“Somegroupsthinkthatabout3.5millionpeople..”可知，在美国无家可归的人口达到了三百五十万人。故选A。解析：由文中“Shehopesthatherstorywillmakemorepeopleknowtheproblem.…”可知，希望更多的人知道美国无家可归的问题。故选B。14.答案：D解析：由文中“Homelessnes