单元练习测试题一用所给单词的适当形式填空1.Weallknowtherearelotsof________________(advantage)oflivingonMars.Sowewon’tmoveoutofEarthtoMars.2.Doyouknowhowmanyplanets_______________(move)aroundthesun?3.Doyouthink_____________(travel)inspaceisveryexciting?4.Someotherstudentsareworryingabout_________________(write)articles.5.Hesaidhewasafraidof__________________(leave)homealoneattheageof6.二单项选择(）1.Whensomething__________me,Ioftenaskmyfriendforhelp.A.worryB.worriedC.worriesD.worrying()2.I’mtoobusy,soIhavemyrobot__________thehousework.A.doB.doesC.todoD.done()3.PlantsonMarsshouldbeabletoprovidefood,waterandoxygen_____humans.A.ofB.withC.forD.to()4.ThereisnolifeonMars,___________?A.isitB.isn’titC.isthereD.isn’tthere()5.Don’tplaywiththeknife.You_________hurtyourself.A.mayB.shouldC.mustD.can三根据汉语补全句子--2--,1．It’searly.Don’t__________________________________(担心迟到)forschool.2.People______________________________(已去过)themoon.3.It’srainingheavily.We’dbetter______________________________(呆在家里)4.Itwouldbegreat__________________________________(让机器人做)alltheworkforus.5.Theprogramme_____________________________(以一首歌开始)yesterday.--2--