4、uwanttovisitMr.Smithwithme?—Wheneveryou_________time.A.haveB.willhaveC.havehadD.had6.Consideredpoisonousformanyyears in Europe,tomatoes_________fordecorationonly.A.growB.aregrownC.grewD.weregrown7.Thesnowstormhaslastedforseveraldays_________itisfreezingcoldno