2014广东省中考英语现在完成时复习课件

1、一、含义 现在完成时用来表示现在之前已发生或完 成的动作或状态，但其结果却和现在有联系, 也就是说, 动作或状态发生在过去但它的影 响现在还存在。 e.g. I have lost my wallet. (含义是：现在我没有钱花了。),语法重点：现在完成时,Jane has laid the table. (含义是：已可以吃饭了。) Michael has been ill. (含义是：现在仍然很虚弱。) He has returned from abroad. (含义是：现在已在此地),二、构成： have/has+ v.过去分词（done） 否定：have/has not+ v.过去分词+

2、 疑问：Have/Has+ 主语+ v.过去分词+,三、现在完成时的用法 1. 现在完成时可以用来表示发生在过去某一时 刻的、持续到现在的情况，常与for, since连用。 e.g. Mary has been ill for three days. I have lived here since 1998.,1998,now,2. 现在完成时往往同表示不确定的过去时间状 语连用, 如already, yet, just, before, recently, lately等： e.g. He has already obtained a scholarship. I havent seen

3、much of him recently (lately). We have seen that film before. Have they found the missing child yet?,3. 现在完成时常常与表示频度的时间状语连用， 如often, sometimes, ever, never, twice, on several occasion等： e.g. Have you ever been to Beijing? I have never heard Bunny say anything against her. I have used this pen only t

4、hree times. It is still good. George has met that gentleman on several occasions.,4. 现在完成时还往往可以同包括现在时间 在内的时间状语连用，如now, up to these few days/weeks/months/years, this morning /week/month/year, now, just, today, up to present, so far等。 e.g. Peter has written six papers so far. Man has now learned to re

5、lease energy from the nucleus of the atom.,There has been too much rain this year. The relations between us have been enhanced in the past few years. Up to the present everything has been successful.,5. 现在完成时表示现在之前业已完成的动作, 虽然其 效果或影响仍然存在但已不再继续, 但是有一些 现在完成时的句子，在后面加上for+一段时间， 则现在完成时的动作就表示延续性。 e.g. Thom

6、as has studied Russian. (现在不再学俄语) Thomas has studied Russian for three years. (=Thomas began to study Russian three years ago, and is still studying it now.),6. 现在完成时还可以用来表示过去的一个时间到 现在这段时间内重复发生的动作。 e.g. We have had four texts this semester.,现在完成时中的时间状语： already通常用于肯定句中，意为“已经”，位于 行为动词之前, be动词、助动词之后。有

7、时可放在 疑问句句尾，表示惊讶。例如： We have already cleaned the classroom. Have you finished it already？,yet用于疑问句中表示“已经”；用于否定 句中，表示“还(没)”。例如： Has he found his watch yet？ 他还没找到他的表吗？ No, not yet. 是, 还没有。,ever意为“曾经”，常用于疑问句或否定句 中，位于助动词和过去分词之间，表示从 过去到目前为止的时间。例如： Have you ever been there？ 你曾经去过那里吗？ Nothing has ever happe

8、ned here. 这里未曾发生过什么事。,never意为“（曾经）从未、没有”, 是否定 副词，在句中位于助动词和过去分词之间。 ever与否定词not连用相当于never。例如： I havent ever spoken to her. = I have never spoken to her. 我从未跟她讲过话。,just意为“刚刚”, 用于现在完成时, 表示行为 刚刚过去, 位于助动词与过去分词之间。 e.g. He has just come back from school. 他刚从学校回来。 just now意为“刚才”, 表示过去某时, 用于 一般过去时, 位于句首或句尾均可。

9、 e.g. He came from school just now. 他刚才从学校回来。, for 和since的用法及区别。 for 与一段时间连用 since 与时间点连用 注意：since 后接过去时的时间状语或过去 时的句子。 e.g. I have been to Shanghai twice since 1970. I havent seen her since she left Shanghai.,注意: 有些动词是非延续性的，在此用法中要换成 其相对应的延续性词。 die be dead begin/start be on finish/end be over leave b

10、e away (from) come/go/arrive be in/at open be open close be closed join be a member of borrow keep buy have,have/has gone to、have/has been to 和have/has been in的区别。 have/ has gone to 去了，在去某地的路上或 在某地, 人还未回来 have/has been to 曾经去过, 人已经回来了 have/ has been in 已经在, 常与一段时间连用 e.g. She has been to Shanghai bef

11、ore. 她以前曾去过上海。 She has been in Shanghai for ten years. 她在上海10年了。 Has he gone to Qingdao? 他去青岛了吗？ 但不能说 Have you gone to Qingdao?,( ) 1. I have_ watered them. A. already B. yet C. just D. ever ( ) 2. Have they started their homework _? A. already B. yet C. just D. ever ( ) 3.Have you fed the cat yet?

12、Yes, I have _ fed it. A. already B. yet C. just D. ever,I. Choose the best answer.,A,B,A,( ) 4. - Ive never copied others homework. - _. A. Neither I have B. Neither I do C. Neither have I D. Neither do I ( ) 5. Have you_ been on a beach vacation? A. already B. yet C. just D. ever ( ) 6. Jim _ the a

13、rmy in 2003. He _ a soldier for 3 years. A. has been; joined B. joined; has been C. joined; joined D. has been; has been,D,B,C,( )7. -I _ an English-Chinese dictionary. -When _ you _ it? A. have bought; did; buy B. buy; do; buy C. have bought; will; buy D. buy; have; buy ( ) 8. _ has he worked for y

14、ou as a reporter? A. How often B. How soon C. How long D. How many ( ) 9. Tina hasnt turned off her radio_. A. already B. yet C. just D. ever,A,C,B,1. This factory opened twenty years ago. This factory _ _ _ for twenty years. 2. Miss Gao left an hour ago. Miss Gao _ _ _ _ an hour ago.,. 同义句转换,has been open,has been away,since,3. Her mother has been a party member for three years. Her mother _ the Party three years _. 4. The Green Family moved to F