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1、一般过去时与现在完成时用法比较过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作；现在完成时为过去发生的，强调过去的事情对现在的影响，强调的是影响。 过去时常与具体的时间状语连用，而现在完成时通常与模糊的时间状语连用，或无时间状语。 一般过去时的时间状语: yesterday,lastweek，ago,in1980,inOctober,justnow,具体的时间状语 共同的时间状语: thismorning,tonight, thisApril,now,once，before,already,recently，lately 现在完成时的时间状语 for,since,sofar,ever
2、,never,just,yet, till/until,uptonow,inpastyears,always, 现在完成时可表示持续到现在的动作或状态，动词一般是延续性的，如live,teach,learn,work,study,know. 过去时常用的非持续性动词有come,go,leave,start,die,finish,become,getmarried等。 举例： Isawthisfilmyesterday. （强调看的动作发生过了。） Ihaveseenthisfilm. （强调对现在的影响，电影的内容已经知道了。） Whydidyougetupsoearly? （强调起床的动作已
3、发生过了。） Whohasnthandedinhispaper? （强调有卷子，可能为不公平竞争。） ShehasreturnedfromParis. 她已从巴黎回来了。 Shereturnedyesterday. 她是昨天回来了。 HehasbeenintheLeagueforthreeyears. (在团内的状态可延续) HehasbeenaLeaguememberforthreeyears. (是团员的状态可持续) HejoinedtheLeaguethreeyearsago. (三年前入团，joined为短暂行为。) Ihavefinishedmyhomeworknow. -Wills
4、omebodygoandgetDr.White? -Hesalreadybeensentfor. 句子中如有过去时的时间副词（如yesterday,last,week,in1960）时，不能使用现在完成时，要用过去时。 （错）Tomhaswrittenalettertohisparentslastnight. （对）Tomwrotealettertohisparentslastnight.一般过去时与过去完成时 一般过去时与过去完成时的 11 个测试点 一般过去时与过去完成时都可表示过去的动作或状态，它们既有联系又有区别，极易混淆。 1. 表示过去未实现的希望、计划或打算，用过去完成时。常用的
5、动词有 intend , mean , hope , expect , suppose , think , want 等。 I had meant to call on you , but was prevented from doing so . 我本打算给你打电话，但被其它事给耽搁了。 We had hoped to be able to come and see you . 我们本来打算能来看望你。 They had wanted to help her but couldnt get there in time . 他们本想帮她的忙，却没有及时赶到那里。过去完成时的这种用法也可以换为：
6、 Had + hoped ( ) = hoped + to + have + done I had wanted to see you , but found you were out . = I wanted to have seen you , but found you were out . 2. 在由 told , said , knew , heard , thought 等动词后的宾语从句中常用过去完成时。 She said she had never been to Paris . 3. 注意在句型 hardly when , no sooner than 的主句中用过去完成时。
7、当 hardly 和 no sooner 谓语句首时主句要用倒装结构。 She had hardly sat down when she heard her name called by the monitor . = Hardly had she sat down when she heard her name called by the teacher . 4. 表达过去两个动作如第一个动作完成后才能引起第二个动作，则第一个动作用过去完成时，第二个用一般过去时。 When he had drunk all the wine , he left his house . When he rea
8、ched home , he found his house had been broken into and lot of things stolen . 5. 若句中有表示过去的时间时，在由 had rather ； I wish 后的宾语从句中用过去完成时。 I would rather you had told me the truth last time . 我宁愿你上次把实话告诉我。 She wished she had been there yesterday . ( 事实是： She wasnt there) 6. 在与过去相反的虚拟语气中，条件句用过去完成时。特别要注意该结构
9、省if 后的倒装结构。 If John had studied hard last term , he would have made great progress . Had he known that you were busy last week , he wouldnt have given you so much trouble . 7. 在过去某时之前的继续动作，表示某事继续到过去某时已有一段时间，则用过去完成时，并与 for , since 等词连用。 He had been ill for a week when he was went to the hospital . 他被
10、送医院时已病了一星期了。 He said he had worked in that factory since 1984 . 他说他从 1984 年以来 一直在那家工厂工作。 8. 两个或两个以上的动作，用 and , then 或 but 等连接，按照动作发生的顺序表达时，用一般过去时，表示过去发生的连续的动作。 The man got up , put on his cap and went away . 那人站了起来，戴上帽子走了。 I lost the hat which I had bought . 9. 过去完成时以过去某时间为起点，表示过去某一时间或动作之前已经发生或完成的动作
11、或存在的状态。也就是，过去完成时是一个相对的时态，表示的是“过去的过去”，只和过去某时间或某动作相比较时才能用到它。一般过去时以现在时间为起点，表示过去发生的动作或存在的状态。 He died three years ago . 他三年前死了。 The film had already begun when I got to the cinema . 我到达电影院时，电影已经开始了。 We had learned 1000 English words by the end of last term . 到上学期末我们已学了 1000 个英语单词。 10. 在间接引语中，以过去完成时代替直接引语
12、中的一般过去时和现在完成时。但是如果叙述的是历史事实时，只用一般过去时，不用过去完成时。 She said that she had seen the film . 她说她已看过这个电影。 He asked me whether I had done it the night before . 他问我昨天是否做了那件事。 Our teacher told us that Columbus discovered ( 不用 had discovered) America in 1492 . 我们老师告诉我们哥伦布是 1492 年发现美洲的。 由 before , after , as soon a
13、s 等引导的从句中，由于这些连词本身已表示出时间的先后比较紧凑，所以可用过去时来代替过去完成时。 After he closed the door , he left the house . 他关上门，离开了屋子。 We (had ) arrived home before it rained . 下雨前我们到家了。 试比较下列两句的时态：The train started just before we reached the station . The train had gone when we arrived the station . 另外，常与过去完成时连用的时间状语有 alread
14、y , still , yet , just , ever , never , hardly , scarcely 以及由 by , before , since , for ,after , until , as soon as 等构成的短语或从句。常与一般过去时连用的时间状语有： yesterday , last night , then , at that time , just now , a few days ago, in 1960 , once upon a time 以及由 when , while , after , before 等引导的表示过去时间的状语从句。现在完成时与
15、过去完成时的比较用法一：两种完成时的主要用法A现在完成时的主要用法：1)表示过去发生或已经完成的某一对现在造成的影响或结果的动作。例如：-Have you had your lunch yet?-Yes, I have just had it.2)表示过去已经开始，一直持续到现在的动作或状态。可以表示从过去从某一事可延续到现在(包括”现在”在内)的一段时间的状语连用.此时动词多是延续性动词。例如：I have been at this school for 2 years.-I am sorry to keep you waiting.-Oh, not at all. I have been here only few minutes.B过去完成时的主要用法如下：1)过去完成时至一个动作或状态在过去某一时间或动作以前已经完成或结束，即发生在”过去
