高一英语上册课时作业20

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1、课时作业(十四)　Unit4　EarthquakesSectionⅡ　Warmingup&Reading—LanguagePoints(本栏目内容，在学生用书中以独立形式分册装订！)Ⅰ.单句语法填空1．________(destroy)bytheterribleearthquake，thetownwasleftalmostinruinsandallkindsofsupplieswerecutoff.答案：　Destroyed2．Thetwoboyslookedasifthey________(be)

2、twins，fortheylookedsomuchlikeeachother.答案：　were3．Yearsoffightinghaveleftthecityin____________(ruin)．Itwouldtakealotofmoneytorebuildit.答案：　ruins4．Thisisoneoftheworstnatural________(disaster)evertohitthearea.答案：　disasters5．Willtheclothinggiveprotectionag

3、ainst________(extreme)cold?答案：　extremely6．Jackhadtodropoutoftheracebecausehisfootwasseriously________(injury)halfway.答案：　injured7．Deathfinallybroughtanendtoher________(suffer)．答案：　suffering8．It’s________(use)tryingtotalktoherbecausesheneverlistens.答案：　

4、useless9．Wewerewarnednottotalkto________(report)．答案：　reporters10．Thecoal________(mine)wereworkingundergroundinuncomfortableconditions.答案：　miners11．Withmoreforests________(destroy)，hugequantitiesofgoodeartharebeingwashedawayeachyear.答案：　destroyed12．Itwa

5、sa________(shock)story，andweallgot________(shock)．答案：　shocking；shockedⅡ.阅读理解Everyyeartherearehundredsofearthquakesindifferentpartsoftheworld.InSeptember,1923，TokyoandYokohamawerebothdestroyedbyanearthquakeandthefiresthatfollowedit.Theyhadtobecompletely

6、rebuilt.OneofthemostseriousearthquakeswasinChina’sShanxiProvincein1556.Itkilledalmostonemillionpeople.Wemeasureanearthquake’sstrengthontheRichterScale.TheRichterScalewasintroducedin1935inSouthernCaliforniaintheUSA.Itmeasuresearthquakesonascaleofonetote

7、n.Anyearthquakemeasuringfiveormoreisusuallyserious.TheEarth’scrust(地壳)ismadeupofrockcalledplates.Astheseplatesmove，theysometimescrash(撞)againsteachother，causingthecrusttoquake.IncitiessuchasTokyo，wheresmallquakeshappenquiteoften，manymodernbuildingsared

8、esignedtobeflexiblesowhentheEarthmoves，theymovewithit.Earthquakescanalsobreakupgasandoilpipes.Thiscancausefirestobreakout，whichcandoasmuchdamageastheearthquakeitself.Anothereffectofearthquakesistsunamis.Thesearehugewavescreatedbyearthqu