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1、2020最新高一英语重点语法总结三篇 用现在进行时表示将来 意为:意图、打算、安排、常用于人。常用词为 e, go, start, arrive, leave, stay等。 Im leaving tomorrow. Are you staying here till next week? 比较过去时与现在完成时 1)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。 2)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, last week
2、,ago, in1980, in October, just now, 具体的时间状语 共同的时间状语: this morning, tonight,this April, now, once,before, already, recently,lately 现在完成时的时间状语 for, since, so far, ever, never, just, yet, till / until, up to now, in past years, always, 不确定的时间状语 3)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,
3、 study, know. 过去时常用的非持续性动词有e, go, leave, start, die, finish, bee, get married等。 举例: I saw this film yesterday. (强调看的动作发生过了。) I have seen this film. (强调对现在的影响,电影的内容已经知道了。) Why did you get up so early? (强调起床的动作已发生过了。) Who hasnt handed in his paper? (强调有卷子,可能为不公平竞争。) She has returned from Paris. 她已从巴黎回
4、来了。 She returned yesterday. 她是昨天回来了。 He has been in the League for three years. (在团内的状态可延续) He has been a League member for three years.(是团员的状态可持续) He joined the League three years ago. ( 三年前入团,joined为短暂行为。) I have finished my homework now. -Will somebody go and get Dr. White? -Hes already been sent
5、 for. 句子中如有过去时的时间副词(如 yesterday, last, week, in 1960)时,不能使用现在完成时,要用过去时。 (错)Tom has written a letter to his parents last night. (对)Tom wrote a letter to his parents last night. since的四种用法 1) since +过去一个时间点 (如具体的年、月、日期、钟点、1980, last month, half past six)。 I have been here since 1989. 2) since +一段时间+ a
6、go I have been here since five months ago. 3) since +从句 Great changes have taken place since you left. Considerable time has elapsed since we have been here. 4) It is +一段时间+ since从句 It is two years since I became a postgraduate student. 延续动词与瞬间动词 1) 用于完成时的区别 延续动词表示经验、经历; 瞬间动词表示行为的结 果,不能与表示段的时间状语连用。
7、He has pleted the work. 他已完成了那项工作。 (表结果) Ive known him since then. 我从那时起就认识他了。(表经历) 2) 用于till / until从句的差异 延续动词用于肯定句,表示做直到 瞬间动词用于否定句,表示到,才 He didnt e back until ten oclock. 他到10 点才回来。 He slept until ten oclock. 他一直睡到10点。 典型例题 1. You dont need to describe her. I _ her several times. A. had met B. hav
8、e met C. met D. meet 答案B. 首先本题后句强调对现在的影响,我知道她的模样,你不用描述。再次,several times告知为反复发生的动作,因此用现在完成时。 2.-Im sorry to keep you waiting. -Oh, not at all. I _ here only a few minutes. A. have been B. had been C. was D. will be 答案A. 等待的动作由过去开始,持续到现在,应用现在完成时。 用一般过去时代替完成时 1) 两个动作如按顺序发生,又不强调先后,或用then,and,but 等连词时,多用
9、一般过去时。 When she saw the mouse,she screamed. My aunt gave me a hat and I lost it. 2 ) 两个动作相继发生,可用一般过去时;如第一个动作需要若干时间完成,用过去完成时。 When I heard the news, I was very excited. 3) 叙述历史事实,可不用过去完成时,而只用一般过去时。 Our teacher told us that Columbus discovered America in 1492. 不用进行时的动词 1) 事实状态的动词 have, belong, possess
10、, cost, owe, exist, include, contain, matter, weigh, measure, continue I have two brothers. This house belongs to my sister. 2) 心理状态的动词 Know, realize, think see, believe, suppose, imagine, agree, recognize, remember, want, need, forget, prefer, mean, understand, love, hate I need your help. He loves
11、 her very much. 3 ) 瞬间动词 aept, receive, plete, finish, give, allow, decide, refuse. I aept your advice. 4) 系动词 seem, remain, lie, see, hear, smell, feel, taste, get, bee, turn You seem a little tired. 虚拟语气1) 概念 虚拟语气用来表示说话人的主观愿望或假想,所说的是一个条件,不一定是事实,或与事实相反。 2) 在条件句中的应用 条件句可分为两类,一类为真实条件句,一类为非真实条件句。非真实条件
12、句表示的是假设的或实际可能性不大的情况,故采用虚拟语气。 真实条件句 真实条件句用于陈述语气,假设的情况可能发生,其中 if 是如果的意思。 时态关系 句型: 条件从句 主句 一般现在时 shall/will + 动词原形 If he es, he will bring his violin. 典型例题 The volleyball match will be put off if it _. A. will rain B. rains C. rained D. is rained 答案B。真实条件句主句为将来时,从句用一般现在时。 注意: 1) 在真实条件句中,主句不能用be going t
13、o表示将来,该用shall, will. (错) If you leave now, you are never going to regret it. (对) If you leave now, you will never regret it. 2) 表示真理时,主句谓语动词便不用shall (will) +动词原形,而直接用一般现在时的动词形式。 非真实条件句 1)时态:可以表示过去,现在和将来的情况。它的基本特点是时态退后。 a. 同现在事实相反的假设。 句型 : 条件从句 主句 一般过去时 should( would) +动词原形 If they were here, they wo
14、uld help you. b. 表示于过去事实相反的假设。 句型: 条件从句 主句 过去完成时 should(would) have+ 过去分词 If she had worked harder, she would have sueeded.The rice would not have been burnt if you had been more careful. If my lawyer had been here last Saturday, he would have prevented me from going. If he had e yesterday, I should / would have told him about it. 含义:He did not e yesterday