英语人教版九年级全册语法填空.doc

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1、Hundredsofyearsago,lifewasharderthanitistoday.Peopledidn’thavemodernmachines.Therewasnomodernmedicine,1.Lifetodayhasbroughtnewproblems.Oneofthebiggest2(problem)ispollution.Waterpollutionhasmadeourriversandlakesdirty.Itkillsourfishand3(pollute)ourdrinkingw

2、ater.Noisepollutionmakesustalklouderandbecomeangry4(easy).Airpollutionisthemostseriouskindofpollutiontoalllivingthingsintheworld.Cars,planesandfactoriesallpolluteouraireveryday.Sometimesthepollutedairissothickthatitis5aquiltoveracity.Thiskindofquilt6(call

3、)smog.Manycountriesaremakingrulerstofightpollution.Factoriesmustnowcleantheirwater7itisthrownaway,andtheymustn’tletdirtysmoke8(go)intotheair.Weneedtodomanyotherthings.Wecanputwastethingsinthedustbinanddon’tthrow9(they)ontheground.Wecangotoworkbybuswithour

4、friendsorinthesamecar.10therearefewerpeopledriving,therewillbelessairpollution.Rulesarenotenough.Everypersonmusthelptofightpollution