【优质文档】暑假专题助动词.pdf
《【优质文档】暑假专题助动词.pdf》由会员分享,可在线阅读,更多相关《【优质文档】暑假专题助动词.pdf(9页珍藏版)》请在三一文库上搜索。
1、学习必备欢迎下载 暑假专题:助动词 一. 重点、难点: 助动词的用法 二、具体内容: (一)系动词 系动词亦称联系动词(Link Verb ) ,作为系动词, 它本身有词义,但不能单独用作谓语, 后边必须跟表语(亦称补语),构成系表结构说明主语的状况、性质、特征等情况。说明: 有些系动词又是实义动词,该动词表达实义时,有词义,可单独作谓语。例如: He fell ill yesterday. 他昨天病了。 (fell 是系动词,后跟补足语,说明主语情况。) He fell off the ladder. 他从梯子上摔下来。fell 是实义动词,单独作谓语。 1)状态系动词 用来表示主语状态,只
2、有be 一词。例如: He is a teacher. 他是一名教师。 (is 与补足语一起说明主语的身份。) 2)持续系动词 用来表示主语继续或保持一种状况或态度,主要有keep, rest, remain, stay, lie, stand。例 如: He always kept silent at meeting. 他开会时总保持沉默。 This matter rests a mystery. 此事仍是一个谜。 3)表像系动词 用来表示“看起来像”这一概念,主要有seem, appear, look。例如: He looks tired. 他看起来很累。 He seems (to be)
3、 very sad. 他看起来很伤心。 4)感官系动词 感官系动词主要有feel, smell, sound, taste。 例如: This kind of cloth feels very soft. 这种布手感很软。 This flower smells very sweet. 这朵花闻起来很香。 5)变化系动词 这些系动词表示主语变成什么样,变化系动词主要有become, grow, turn, fall, get, go, come, run。例如: He became mad after that. 自那之后,他疯了。 She grew rich within a short ti
4、me. 她没多长时间就富了。 6)终止系动词 表示主语已终止动作,主要有prove, turn out, 表达“证实” , “变成”之意。例如: The rumor proved false. 这谣言证实有假。 The search proved difficult. 搜查证实很难。 His plan turned out a success. 他的计划终于成功了。 (turn out 表终止性结果) (二)助动词 1)协助主要动词构成谓语动词的词叫助动词。被协助的动词称作主要动词。助动词自 身没有词义,不可单独使用。例如: He doesn t like English. 他不喜欢英语。 (
5、 doesnt是助动词,无词义;like 是主要动词,有词义) 学习必备欢迎下载 2) 助动词协助主要动词完成以下功用,可以用来: a. 表示时态。例如: He is singing. 他在唱歌。He has got married. 他已结婚。 b. 表示语态。例如:He was sent to England. 他被派往英国。 C. 构成疑问句。例如: Do you like college life? 你喜欢大学生活吗? Did you study English before you came here? 你来这儿之前学过英语吗? d. 与否定副词not 合用,构成否定句。例如: I
6、don t like him. 我不喜欢他。 e. 加强语气。例如: Do come to the party tomorrow evening. 明天晚上一定来参加晚会。 He did know that. 他的确知道那件事。 3) 最常用的助动词有:be, have, do, shall, will, should, would等。 助动词 be 的用法 1)be +现在分词,构成进行时态。例如: They are having a meeting. 他们正在开会。 English is becoming more and more important. 英语现在越来越重要。 2) be
7、+ 过去分词,构成被动语态。例如: The window was broken by Tom. 窗户是汤姆打碎的。 English is taught throughout the world. 世界各地都教英语。 3) be + 动词不定式,可表示下列内容: a 表示最近、未来的计划或安排。例如: He is to go to New York next week. 他下周要去纽约。 We are to teach the freshmen. 我们要教新生。 说明:这种用法也可以说成是一种将来时态表达法。 b. 表示命令。例如: You are to explain this. 对此你要做出
8、解释。 He is to come to the office this afternoon. 要他今天下午来办公室。 c. 征求意见。例如: How am I to answer him? 我该怎样答复他? Who is to go there? 谁该去那儿呢? d. 表示相约、商定。例如: We are to meet at the school gate at seven tomorrow morning. 我们明天早晨7 点在校门口 集合。 助动词 have 的用法 1)have +过去分词,构成完成时态。例如: He has left for London. 他已去了伦敦。 By t
9、he end of last month, they had finished half of their work. 上月末为止,他们已经完成工作的一半。 2)have + been +现在分词,构成完成进行时。例如: I have been studying English for ten years. 我一直在学英语,已达十年之久。 3)have +been +过去分词,构成完成式的被动语态。例如: English has been taught in China for many years. 中国教英语已经多年。 助动词 do 的用法 学习必备欢迎下载 1)构成一般疑问句。例如: D
10、o you want to pass the CET? 你想通过大学英语测试吗? Did you study German? 你们学过德语吗? 2)do + not 构成否定句。例如: He doesn t like to study. 他不想学习。 In the past, many students did not know the importance of English. 过去,好多学生不知道英语的重要性。 3) 构成否定祈使句。例如: Don t go there. 不要去那里。 Don t be so absent-mindeD. 不要这么心不在焉。 说明:构成否定祈使句只用do
11、,不用 did 和 does。 4)放在动词原形前,加强该动词的语气。例如: Do come to my birthday party. 一定来参加我的生日宴会。 I did go there. 我确实去那儿了。 I do miss you. 我确实想你。 5)用于倒装句。例如: Never did I hear of such a thing. 我从未听说过这样的事情。 Only when we begin our college life do we realize the importance of English. 进了大学以后,我们才认识到英语的重要性。 说明:引导此类倒装句的副词有
12、never, seldom, rarely, little, only, so, well等。 6)用作代动词。例如: Do you like Beijing? 你喜欢北京吗? Yes, I do. 是的,喜欢。 (do 用作代动词,代替like Beijing. ) He knows how to drive a car, doesnt he? 他知道如何开车,对吧? 助动词 shall 和 will 的用法 shall 和 will 作为助动词可以与动词原形一起构成一般将来时。例如: I shall study harder at English. 我将更加努力地学习英语。 He will
13、 go to Shanghai. 他要去上海。 说明:在过去的语法中,语法学家说shall 用于第一人称,will 只用于第二、第三人称。 现在,尤其是在口语中,will 常用于第一人称,但shall 只用于第一人称,如用于第二、第 三人称,就失去助动词的意义,已变为情态动词,试比较: He shall come. 他必须来。(shall 有命令的意味。 ) He will come. 他要来。(will 只与动词原形构成一般将来时。) 助动词 should, would 的用法 1)should 无词义,只是shall 的过去形式,与动词原形构成过去将来时,只用于第一人 称。例如: I te
14、lephoned him yesterday to ask what I should do next week. 我昨天给他打电话,问他我下周干什么。 比较:“What shall I do next week?” I asked. “我下周干什么?” 我问道。 可以说, shall 变成间接引语时,变成了should。 2) would 也无词义,是will 的过去形式,与动词原形构成过去将来时,用于第二、第 三人称。例如: He said he would come. 他说他要来。 学习必备欢迎下载 比较: “I will go,” he said. 他说: “ 我要去那儿。 ” 变成间
15、接引语, 就成了 He said he would come。原来的will 变成 would,go 变成了 come.。 短语动词 动词加小品词构成的起动词作用的短语叫短语动词。例如: Turn off the radio. 把收音机关上。 (turn off 是短语动词) 短语动词的构成基本有下列几种: 1)动词 +副词,如: black out; 2)动词 +介词,如: look into ; 3)动词 +副词 +介词, 如:look forward to 。构成短语动词的副词和介词都统称为小品词。 非谓语动词 在句子中充当除谓语以外的句子成分的动词形式叫做非谓语动词。非谓语动词分为三种
16、 形式 :不定式,动名词,和分词(分词包括现在分词和过去分词)。 1)不定式 时态 语态主动被动 一般式to do to be done 完成式to have done to have been done 2)动名词 时态 语态主动被动 一般式doing being done 完成式having done having been done 3)分词 时态 语态主动被动 一般式doing being done 完成式having done having been done 否定形式:not +不定式,not + 动名词,not + 现在分词 【典型例题】 1.You had better _ y
17、our hair cut. A. had B. have C. to get D. to have 2.My sister didn t go to the party last night because she _ the baby for her friend until 9:30. A. must have looked after B. would have to look after C. had to look after D. should have looked after 3.The students asked whether he _ take the books ou
18、t of the reading-room. A. could B. might C. should D. would 4.He _ still be thinking about the question you raised. A. may B. might C. must D. should Keys:14 B C A B 【模拟试题】 1. If it is fine tomorrow, we _ a football match. A. have B. will have C. has D. shall has 学习必备欢迎下载 2. When he was at school, h
19、e _ early and take a walk before breakfast. A. will rise B. shall rise B. should rise would rise 3. In the past 30 years China _ great advances in the socialist revolution and socialist construction. A. has made B. have made C. had made D. having made 4. I _ go to bed until I _ finished my work. A.
20、don t/had B. didn t/have C. didn t/had D. don t/have 5. _ you think he _ back by dinner time? A. Do/have come B. Did/will have come C. Does/will come D. Do/will have come 6. He said that he dropped his bag when he _ for the bus. A. was runing B. was running C. were running D. is running 7. No sooner
21、 _ he arrived home than he _ to start on another journey. A. has/was asked B. have/were asked C. had/is asked D. had/was asked 8. “ _ you give me a room for the night?” I asked on arriving at the hotel. A. Should B. Can C. Might D. May 9. There are nine of them, so _ get into the car at the same tim
22、e. A. they may not at all B. all they may not C. they can t all D. all they cant 10. “ We didn t see him at the lecture yesterday.” “ He _ it.” A. mustn t attend B. cannot have attended C. would have not attended D. needn t have attended 11. “ You realize that you were driving at 100 mph, don t you?
23、” “ No, officer. I _. This car can t do more than 80.” A. didn t need to be B. may not have been C. couldn t have beenD. needn t have been 12. He was a good runner so he _ escape from the police. A. might B. succeeded to C. would D. was able to 13. If they _, our plan will fall flat. A. are cooperat
24、ing B. had not cooperated C. won t cooperateD. didn t cooperate 14. I hoped _ my letter. A. her to answer B. that she would answer C. that she answers D. her answering 15. He _ live in the country than in the city. A. prefers B. likes to C. had better D. would rather 16. _ to see a film with us toda
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 优质文档 优质 文档 暑假 专题 助动词
链接地址:https://www.31doc.com/p-5308595.html