I____________(be) to Hong Kong so I had great difficulty finding the hotel. 考点三 完成时 have set had forgotten had been 一、现在完成时 1.表示过去发生的或已经完成的某一动作对现在造成了影响或结果,常与lately,recently,so far,by now,up to/till
now,in the last/past few days/years等时间状语连用。 Progress has been so far very good and we are sure that the work will be finished on time.到目前为止,工作进展得很顺 利,我们确信一定会按时完工。 2.表示过去已经开始,一直持续到现在(也许还会继续进行下去)的动作或状态,常与“since+时间点”或“for+时间段”等表示一段时间的状语连用。 —I remember you were a talented pianist at college.Can you play the piano for me? ——我记得你在大学时是一位极有才华的钢琴师。你能为我弹钢琴吗? —Sorry,I haven’t played the piano for years. ——抱歉,我好多年没有弹钢琴了。 二、过去完成时 1.表示到过去某一时间之前动作已经完成,即“过去的过 去”。或表示从过去某一时间开始,延续到过去另一时间的 动作或状态,这一动作或状态可能一直持续到过去这一时 刻,也可能将继续下去。 By the time Jack returned home from England,his son had graduated from college. 杰克从英国回到家时,他的儿子已经大学毕业了。 2.有时可表示一种未实现的愿望或想法,常用于该用法的动词有intend,mean,hope,want,plan,suppose,expect,think等。 He had intended to speak,but time did not permit. 他本想发言,可是时间不允许。 三、完成进行时 完成进行时表示从过去某一时刻开始,一直持续到现在的动 作。这一动作可能刚完成,也可能仍在进行,具有持续性和未完成性。该时态多用于延续性动词。 The manager has been telling the workers how to improve the program since 9 a.m..从上午9点开始,经理就一直在告诉工人们如何改进这个项目。 In order to find the missing child,villagers have been doing all they can over the past five hours.为了找到那个失踪的孩子,过去的五小时里,村民们做了他们所能做的一切。 四、将来完成时 将来完成时表示在将来的某一时间之前将会完成的动作,并往往对将来的某一时间产生影响。由“shall/will+have+过去分词”构成。 By the time Mr.Smith arrives at the supermarket,we will have stayed there for one hour.等史密斯先生到达超市时,我们将已经在那里待了一个小时了。 名师指津 常用完成时的句型 句型 例句 It is/has been+一段时间+since从句.(since从句用一般过去时) It was/had been+一段时间+since从句.(since从句用过去完成时) It was three years since we had been there.我们在那儿已待了三年。 It/This is the first/second/...time+that sb.have/has done...;It/This was the first/second/...time+that sb.had done... This is the first time we have seen a film in the cinema as a family. 这是我们全家人第一次到电影院看电影。 句型 例句 That/This/It is/was+最高级+名词+定语从句.(从句常用完成时) In his view,too,that was the best poem that he had ever written.他也认为,那是他所写得最好的诗。 Hardly/Scarcely...when...;No sooner...than...(主句常用过去完成时,从句用一般过去时) Hardly had the game begun when it started raining.比赛刚刚开始就下起雨来。 单句语法填空 1.(2015·淮安二模)Global oil prices_________________(fall) since June as demand weakens in China and Europe while output in the United States grows steadily. 2.(2015·高考北京卷,单项填空,改编)In the last few
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