现在完成时ppt精品课件
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现在完成时的主要用法
3.表示人曾有过或到目前为止从 未有过的经历.
I have ever been to the Summer Palace?
(我曾去过颐和园)
I have never had a car.
(我从未有过汽车。)
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现在完成时的时间状语
◆常与①already,
②never, ③ever, ④just, ⑤yet, ⑥before, ⑦up to now, ⑧so far, ⑨for the last few weeks ⑩these days, ⑾since ⑿for a long time 连用
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与一般过去时的用法比较
一.现在完成时和一般过去时都是说过 去的事情,但现在完成时注意的不
是事情本身,而是强调事情与现在 保持的某种密切联系(如现在的结 果,影响,一直延续到现在等);而一
般过去时,则只讲述发生ຫໍສະໝຸດ Baidu过去的 动作和事情与现在没有关系。
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I lived there 2 years ago
、翻译下列句子: 1.Have you eatten fish and chips/
1. 你曾经吃过鱼和薯条吗? 2. 我刚刚丢了我的语文书。
french fries?
2.I have lost my Chinese book. 3 I have never been to that park.
3. 我以前从来没去过那个 公园。 4.He has already had lunch.
词…?
现在完成时的主要用法
1.表示过去发生的某一动作对现在造成的影响或结果。 -- It’s so dark. --Someone has turned off the light. (有人刚把灯关了,对现在造成的结果是:现在很黑) -- Are you free? --I have finished my homework. I am free (我已经完成了家庭作业,对现在造成的结果是很有空)
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用Have been to, have gone to, have been in 填空
1. 2. 3. 4.
5.
6. 7.
been in the north for Mike and his parents have __________ half a year. has gone to Mum is not at home now. she _________ the shop. Have you ever been ______ _____ to kunming ? Never. Where _____ have you ______ been these days? Has Jim arrived yet? has been Yes, he _______ here for several days. Where is Peter? I don’t know where he has gone ________. have you been Hi Jim! Where _____ _____ ? Li Lei is looking for you.
注意点一: 现在完成时与一般过去时的用法比较 现在完成时表示过去的动作一直延续到现在甚至会继续下去或表示 过去的动作对现在造成的影响;一般过去时表示动作发生的时间在 过去。现在完成时属于现在时态范围,因此,不能和表示过去的时 间状语连用。 如:yesterday, last night, two weeks ago等 试比较: The plane has arrived . 飞机已经来了。(说明现在的情况:飞机 在这儿) The plane arrived a quarter ago. 飞机是一刻中以前来的。(强 调动作发生的时间在过去) I have taught here for fifteen years. 我在这儿已经教了十五年。 (表示十五年前的动作一直延续到现在,还可能会继续。) I taught here for a year. 我过去在这儿教过一年。(表示“我“现 在已经不在这儿任教了)
A: 什么时候看的. B: 上周星期天看的.
A: When did you see it?
B: I saw it last Sunday.
eg.1. He had his breakfast at 6:00 He has had his breakfast. 2. When did you come here? I watched the football match on TV at 9:00.
Present Perfect Tense
Present perfect tense 现在完成时
构成:
have/has + 过去分词 表示过去发生的某一动作 对现在造成的影响或产生 的结 果.现在完成时这一 时态强调是过去动作与现 在的联系,也就是强调现在 的影响和结果.
用法一:
动词的过去分词: 规则变化(和过去时一样) 不规则变化(特殊记)
现在完成时的基本句型:
肯定式:主语 + 助动词have/has + 动词的过去分词… 否定式: 主语 + 助动词have/has + not + 动词的过去分词…. 一般疑问式:助动词Have/Has + 主语 + 动词的过去分词…?
特殊疑问式:疑问词+助动词Have/Has + 主语 + 动词的过去分
A: 半个小时之前开走的.
B: 你在哪儿买的? A: 在我老家买的. 3. A: 你看过这部电影吗?
B: Where did you buy it? A: I bought it in my hometown. A: have you seen the film? B: Yes, I have.
B: 看过.
He has already left here. 他已经离开这里了。
Has he already left here? 他(真的)已经离开这里了吗?(表示加强语气)
My teachers haven’t had breakfast yet.
我的老师们还没有吃早饭。
Have you written to your parents yet? 你已经给你父母写过信了吗?
不规则变化: am/is-was-been begin-began-begun do-did-done drink-drank-drunk eat-ate-eaten fly-flew-flown give-gave-given grow-grew-grown know-knew-known ride-rode-ridden show-showed-shown sing-sang-sung take-took-taken run- ran – run
past
present
I have lived here for two years
1.都表示过去发生的事 2.现在完成时强调过去和现在的联系,不能和具 体的时间状语连用; 3.一般过去时强调过去发生的事或状态与表示过 去的具体时间连用(last, ago, yesterday, etc. )
are-were-been break-broke-broken draw-drew-drawn drive-drove-driven fall-fell-fallen forget-forgot-forgotten go-went-gone hide-hid-hidden lie-lay-lain ring-rang-rung see-saw-seen speak-spoke-spoken come-came-come become-became-become
Put the following sentences into English.
1. A: 火车已经开走了. B: 什么时候开走的?
A: The train has left. B: When did it leave.
A: It left half an hour ago. A: 2. A: 这本书我已经买了两年了 . I`ve had the book for two year
have been 与have gone
的用法比较
have been to 意思是“到过,去过”,表 示曾经到过某处,但现在人不在那儿。 have gone to 意思是“去了”,表示已 经去了某地,现在人可能在去的途中或 已在那儿了。 have been in 意思是“呆在某处一段时 间了”
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Exercises
1.
I have ________(have) had lunch already. arrived (arrive), yet? 2. Has the train_______ been to (be to ) China. has never_______ 3.Tome ____ has seen 4. The twin ______just _____(see) my father. 5. The twins saw ____(see) my father just now. been built 6. Many tall buildingshave ____________(build) in the past 5 years.
Have you ever been to Canada?
你们曾经去过加拿大吗?
c) just表示“刚刚”(用于完成时态时,与 already,never 等副词的位置一样,多用在助动词 have/has和动词过去分词之间)
He has just come back.
他刚刚回来。
They have just finished the work. 他们刚刚完成那项工作。
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Has she ever been to Nanjing? 她曾去过南京吗? You have never been there, have you? 你以前从未去过那儿,是吗? I have been to Guiling ,I went there last year. 我去过桂林,我去年去的。 She has gone to Nanjing. 她已经去南京了。
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Adverbs of time before, by now (so far), once, twice…, just, recently yet(否/疑), already(肯), ever, never, all one’s life , in /during the past /last 5 years,
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现在完成时的主要用法
1.表示过去发生的某一动作对现在造成的影响或结果。 2.表示过去已经开始, 持续到现在的动作或状态,
现在完成时的运用(1):
1.在表示“用法1”时,现在完成时常
和副词already, yet, never,
ever ,before ,just等连用。.
a)already 往往用于肯定句,用在疑问句时表示强 调或加强语气;yet 用于否定句和疑问句。
4. 他已经吃过午饭了。 5 Have you seen this movie yet?
5. 你已经看过这部电影了 6 My brother has not returned. 吗? 6. 我哥哥还没回来。
2. yet在现在完成时中的用法
否定句:句末 “还(没)” 疑问句: 句末 “己经” Eg. I haven ’t had breakfast yet. Have you had breakfast yet?
b) never 是否定词,表示“从来没有”,而ever 表示“曾经”
We have never been to the Great Wall. 我们从来没有去过长城。