字典翻译 问答 小学 英语 听第二篇短文,回答第16〜20小题。()16.Ifwedon’tcareabout____problemsourearthmaynolongerbeahealthyplace.A.airpollutionB.waterpollutionC.noisepollution()17*Whatshouldeverycountry
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听第二篇短文,回答第16〜20小题。()16.Ifwedon’tcareabout____problemsourearthmaynolongerbeahealthyplace.A.airpollutionB.waterpollutionC.noisepollution()17*Whatshouldeverycountry
问题描述:

听第二篇短文,回答第16〜20小题。

()16.Ifwedon’tcareabout____problemsourearthmaynolongerbeahealthyplace.

   A.airpollution   B.waterpollution   C.noisepollution

()17*Whatshouldeverycountrydotosolvetheproblemscausedbyairpollution?

   A.Rebuildtheair.B.Cleanuptheair.

   C.Produceharmfulgases.

()18.Whathappenedin1970?

   A.TheEPAwassetup.B.EarthDaywasfirstcelebrated.

   C.BothAand   B.

()19.WhenwastheCleanAirActpassedbytheAmericangovernment?

   A.In1967.   B.In1970.   C.In1977.

()20.WhichofthefollowingactionsisNOTmentioned?

   A.Planttrees.B.Turndownthewatertap.

   C.Rideourbikes.

涂孟夫回答:
  16.A17.B18.C19.A20.B
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