5、ain答案 A [考查固定搭配。keepone’smindonsth专注于;keepsthinmind记住。]2.Ihearthey’vepromotedTom,buthedidn’tmention________whenwetalkedonthephone.A.topromoteB.havingbeenpromotedC.havingpromotedD.tobepromoted答案 B [句意:我听说他们提升了汤姆,但我们在电话谈话时他并没有提到被晋升的事情。“被提升”发生在“提到”之前,所以要用动名词的完成式和被动语态。]3.Acl
6、eanenvironmentcanhelpthecitybidfortheOlympics,which________willpromoteitseconomicdevelopment.A.innatureB.inreturnC.inturnD.infact答案 C [句意:清洁的环境有助于该市申办奥运会,这反过来又会促进该市经济的发展。inturn转而,反过来,符合句意。innature本质上;inreturn作为交换,作为报答;infact实际上。]4.Butforyourhelp,I________theplace.A.can’t
7、findB.can’thavefoundC.couldn’thavefoundD.haven’tfound答案 C [Butforyourhelp=Withoutyourhelp=Ifyouhadnothelpedme=Ifithadnotbeenforyourhelp。根据虚拟语气的结构,主句应用sbcould(not)havedone。]5.Ifwe________adequatepreparations,theconferencewouldn'thavebeensosuccessful.A.haven'tmadeB.wouldn'
8、tmakeC.didn'tmakeD.hadn'tmade答案 D [题干的意思是:“如果我们没有做好充分的准备,会议是不可能那么成功的。”由语境可知“会议是成功的”,因为“我们作了充分的准备”,由此推断此