现在完成进行时态.docx

1、现在完成进行时态现在完成进行时1. 定义: 现在完成进行时表示动作从过去某一时间开始，一直延续到现在，可能还要继续下去。2.构成：have/has+been+动词-ing3. 现在完成进行时的基本句型肯定式I have been working. He/She/It has been working. We/You/They have been working.疑问式及肯定否定回答Have you been working? Yes, I/we have. /No, I/we havent.Has he/she/it been working? Yes, he/she/it has. /No,

2、 he/she/it hasnt.Have they been working? Yes, they have. /No, they havent.4.时间状语：for two hours，since 1986，all this morning，these few days for 后面接时间段; since后面接时间点，可做介词和连词用。Tom has been sitting in the classroom since two hours ago.Tom has been sitting in the classroom since he came to school.Tom has b

3、een sitting in the classroom since it was 8.Tom has been sitting in the classroom since 8 oclock.Tom has been sitting in the classroom for two hours. 注：现在完成进行时态中，主句动词一定是延续性动词，之后是短暂动词。 Eg.1. I have teaching since I became a teacher.5. 现在完成时的语法作用（1）从过去某一时间开始一直延续到现在的动作，强调指出动作还未结束，还要继续下去。如：Ive been read

4、ing this book for two hours, but I havent finished it. 这本书我已读了两个小时了，但我还没读完。Ive read this book.我已读完这本书了。（2）强调动作延续时间的长久或带感情色彩。She has always been working like that.她一贯是这样工作的。（3）动作不包含持续意义的动作，要表示延续到现在的动作，要用现在完成进行时。Theyve been building a ship.（在进行）他们一直在造一艘船。（4）现在完成进行时也可表示现在以前这段时间反复发生的事情。Weve been seeing

5、quite a lot of each other recently.最近我们经常见面。现在完成进行时考点一、现在完成进行时。现在完成进行时的构成形式是“have / has been doing sth”，一般译作“一直在做某事”。现在完成进行时没有被动语态，它强调动作在某一段时间内一直在进行，而且这动作往往对现在产生影响。例如：Ive been waiting for an hour but he still hasnt turned up. Ive been typing all day. Now I am tired. The little boy has been walking f

6、or a whole day, which makes him exhausted.现在完成进行时强调动作的持续时间，常带有感情色彩。例如：Dont put all the blame on me. Ive been working all day long. She has been looking after her paralyzed stepfather with great care for 8 years. We all admire her very much.He has been working as a volunteer for fifteen years, which

7、really isnt an easy thing.有些动词不用于现在进行时，因此也不用于现在完成进行时。这类词包括系动词，如appear, look, taste等；表示感情和情绪的词，如admire, appreciate, desire, dislike, fear, hate, like, mind, respect等；表示精神活动的词，如believe, forget, know, realize, recognize, see等；表示拥有的动词，如belong, own, possess等。现在完成时和现在完成进行时的区别（1）现在完成进行时更强调动作的延续性，它是现在完成时的强调

8、形式。试比较：Weve been living here for ten years.Weve lived here for ten years.我们在这儿已经住了十年了。（2）在不用时间状语的情况下，现在完成进行时表示动作仍在进行。而现在完成时则表示动作在过去已结束。如：The students have been preparing for the exam.（还在进行）学生们一直在准备考试。The students have prepared for the exam.（已经结束）学生们为考试作了准备。（3）有些表示状态，感情，感觉的动词如：have, exist, like, hate

9、, hear, know, sound等动词不能用于现在完成进行时，但可用于现在完成时。如：Theyve known each other since 1970.自从1970年起他们就相互认识了。二、现在完成时和现在完成进行时的比较。1. 与表示持续的时间状语连用时（如since, for等），延续性动词live, learn, teach, sleep, lie, study, wait, work等，使用现在完成时和现在完成进行时的意义差不多，只是现在完成进行时带有一些感情色彩。试比较：The teacher has taught at this school for ten years.

10、The teacher has been teaching at this school for ten years. 2. 不使用时间状语时，现在完成时表示动作的“完成”，现在完成进行时强调动作到现在仍在“进行”。试比较：Ive read the book. I like it. Ive been reading the book. I like it. 真题再现 1. _ you _ him around the museum yet? Yes. We had a great time there. （07江苏）A. Have. shown B. Do. show C. Had. show

11、n D. Did. show根据yet和从句的时态判断，应使用现在完成时。答案：A。 2. I have got a headache. No wonder. You in front of that computer too long. （07江西）A. work B. are working C. have been working D. worked现在完成进行时表示“一直做某事”，暗示现在仍在进行。根据句意可知答案为C。 3. Professor James will give us a lecture on the Western culture, but when and wher

12、e _ yet. （07浙江）A. hasnt been decided B. havent decided C. isnt being decided D. arent decided句子主语为一个从句：when and where (Professor James will give us a lecture)，作单数看待。根据yet判断时态是现在完成时。答案：A。 4. I have been living in the United States for twenty years, but seldom _ so lonely as now. （07宁夏）A. have I felt

13、B. I had felt C. I have felt D. had I felt从前半句可知与现在有关，而seldom用于句首，要用倒装语序。答案：A。 5. The unemployment rate in this district from 6% to 5% in the past two years. （07上海春）A. has fallen B. had fallen C. is falling D. was falling根据时间状语in the past two years可知应使用现在完成时。答案：A。 6. Cathy is taking notes of the gra

14、mmatical rules in class at Sunshine School, where she _ English for a year. （07湖南）A. studies B. studied C. is studying D. has been studying现在完成进行时与表示一段时间的状语for a year连用。答案：D。 7. Danny _ hard for long to realize his dream and now he is popular. （07福建）A. works B. is working C. has worked D. workednow

15、he is popular提示对现在的影响。时间状语for long = for a long time，经常与现在完成时连用。答案：C。 8. Although medical science _ control over several dangerous diseases, what worries us is that some of them are returning. （06江苏）A. achieved B. has achieved C. will achieve D. had achieved主句时态为现在时，可判定从句的时态应与现在有关。答案：B。 9. I wont te

16、ll the student the answer to the math problem until he _on it for more than an hour. （06湖北）A. has been working B. will have workedC. will have been working D. had worked在时间状语从句中，可使用现在完成时表示将来。答案：A。10. The construction of the two new railway lines _ by now. （06陕西）A. has completed B. have completedC. h

17、ave been completed D. has been completed由时间状语by now判断时态为现在完成时；句子主语为construction，单数且应为被动。答案：D。11. I thought she was famous, but none of my friends have _ heard of her. （06广东）A. even B. ever C. just D. never副词ever, just, never经常与现在完成时连用，根据句意可知答案为B。12. We _ our new neighbors yet, so we dont know their names. （06上海）A. dont meet B. wont meet C. havent met D. hadnt met根据yet和从句的时态判断，应使用现在完成时。答案：C。