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1、Unit2lesson8WhyArePlantsImportant课时练习I.根据句意用适当的介词填空。（5分）1.Youcansit____________theshadeunderatree.2.Therearemanyapples____________thisappletree.3.Theforestisimportant___________animalsandhumans.4.Wecangetfood____________trees.5.Nothingcanlive__________
2、_plants.Doyouthinkso?II.用括号中所给动词的适当形式填空。（5分）1.___________(breathe)morefreshair,weshouldplantmoretrees.2.Whynot______________(plant)someflowersinfrontofthehouse?3.Thesetreesneed___________(water).Goandgetsomewater!4.Plants__________(cover)thesoil.Weshou
3、ldprotectthem.5.I’mhungry.Canyougivemesomething___________(eat)?III.根据所给汉语完成英语句子，每空一词。（10分）1.植物给我们提供食物。动物呢？Plants________________________food.Whataboutanimals?2.我们没有地方住了。我们该怎么办呢？Wehavenoplaces_____________________________________.Whatshallwedo?3.没有食物，我
4、们能生存吗？Canwelive_________________________?4.在树丛中散步很有趣，是吗？Walking__________________________________isveryinteresting,isn’tit?5.丹尼说他要种很多面包圈树。Dannysaidhewouldplantalotof________________________.IV.连词成句。（10分）1.medicine,can,plants,use,as,people______________
5、_______________.2.the,plants,air,help,clean,make_____________________________.3.trees,animals,from,the,do,fruit,eat,the_____________________________?4.and,stop,the,cover,dust,soil,the,plants,the,can_____________________________.5.trees,wood,to,furnitur
6、e,us,people,from,build_____________________________.参考答案：I.1.in2.on3.to4.from5.withoutII.1.Tobreathe2.plant3.watering4.cover5.toeatIII.1.giveus2.tolivein3.withoutfood4.amongthetrees5.donuttreesIV.1.Peoplecanuseplantsasmedicine2.Plantshelpmaketheairclea
7、nandfresh3.Doanimalseatthefruitfromthetrees?4.Theplantscoverthesoilandcanstopthedust5.Peopleuswoodfromtreestobuildfurniture.
