缺词填空Theearthisourhome.Wemusttakecareofit.Lifetodayis（1）ebuttherearenewproblems.Oneofthebiggestproblemsispollution.Pollutioncomesinmanyforms.Itisbeginningtoharmour（2）h______ande

　　缺词填空

　　Theearthisourhome.Wemusttakecareofit.Lifetodayis（1）e buttherearenewproblems.Oneofthebiggestproblemsispollution.Pollutioncomesinmanyforms.Itisbeginningtoharmour（2）h______andevenourlife.

　　Manyyearsagotheproblemwasnotsoserious（3）b______ therewerenotsomanypeople.Inotherwordsthemorepeoplethemorepollution.Nowmanisslowlypollutingthe（4）w______world.

　　Airpollutionisstillthe（5）m______seriousit’sbadforlivingthingsintheworld.

　　Manycountriesdon’tletpeople（6）b____anythingbadforairin housesandfactoriesinthecity.SO2isnowthemost（7）d______pollution.It’spartlycausedbyheavytraffic.Peoplesayit’s（8）b____toridebikes.Ridingmakeslesspollution.Butmostpeopledon’tgotoworkbybike.It’snotbecausebikesareexpensiveorpeopleare（9）t______.It’sbecausecarsaremoreconvenient（方便的）Somorepeoplegotoworkbycarandthenthingsaregettingworseandworse.Weshouldmake（10）i______sodifficultandexpensivefordriverstodrivetheircarsintothecity.Theywillgobacktousetheirbikes.

　　1.____________ 2.____________ 3.____________ 4.____________ 5.___________

　　6.____________ 7.____________ 8.____________ 9.____________ 10.__________