八大时态结构详解

1、八大时态结构及用法详解 一.一般现在时 标志:动词原形 情况 娜方法 一般情况 +S 淸辅音后读/S/ 浊辅音和元音后 读 swim-swims help-helps like-likes 辅音字母十0结尾 +es 读 go-goes do-does s/sh/ch/x尊结屋 +es 读切 watch-watches wash-washes 辅音字母号结尾 变y为i+es 读 study-studies 特殊情况；have和be动词 娈 nave 为 has 娈 为 am/is/are have-has be-am/is/are 期末英语必考八大时态结构及用法详解初一、初二初三均适用！ Is表

2、示经常性或习惯性动作,常与表频度得时间状语连用： She often speaks English. I leave home for school at 7 every morning、 2、表示现在得状态、特征、职业、能力、感觉等： He seems to feel a bit down today、 He works as a driver. 3、表示真理、客观存在、科学事实或用于格言警句中： Shanghai lies in the east of China、 Columbus proved that the earth is round. Where there is a will

3、, there is a way、 4、表示现在瞬间得动作： Here es the bus! 5、表zf将来 1）表按规走、计划、安排将要发生得动作（仅限于某些表示来、去、动、停、开始、结束、继续等 得趋向动词），可以与表示未来得时间状语搭配使用。常见得用法就是:飞机、火车、轮船、汽车等走期走 点运行得交通状况。如： The next train leaves at 3 o clock this afternoon、 How often does the shuttle bus run? 2）在时间与条件状语从句中常使用一般现在时表示将来发生得事情： When Bill es （不用 wil

4、l e）f ask him to wait for me、 I shall go there tomorrow unless V m too busy、 二、一般过去时 标志:动词过去式 情况 娜方法 般情况 -ted workv/orked 不发音e结尾 +d livelived 辅音字母+y结尾 变y为i+ed carry*carried studystudied supplysupplied 重读闭音节结尾且结尾只有 个辅音字母 双写最后的辅音字母+ea planplanned stopstopped preferpreferred regretregretted 特殊情况 不规则 fl

5、eefled fiyflev/ runran breakbroke 期末英语必考八大时态结构及用法详解,初一、初二初三均适用！ 闭音节:元音字母ar巳i, o, u如果发字母本来得音则称为开音节，否则称为闭音节。 1、表示过去某时所发生得动作或存在得状态，常与表示过去得时间状语连用(e、g、yesterday, this morning just now, a moment ago, in May, last night / year / week, once upon a time, the other day, before ，when . in the past 等)。如： Jim ra

6、ng you just now、 Liu Ying was in America last year, 2、表示过去经常或反复发生得动作，特别就是used to do表达得句型，本身表示得就就是过去常常。 如： When I was a kid, I often played football in the street. She used to visit her mother once a week、 *注意区分sb、used to do sth.(某人过去常常做某事，此处to就是动词不走式标志符号)与sb、be used to sthx /doing sth.(某人习惯于某物/做某事，此

7、处to就是介词)。 3、代替一般现在时，表示一种婉转、客气、商呈得语气。此用法仅适用于少数动词(如want, hope, wonder, think, intend 等)及情态动词 could, would。如： I wondered if you could have a word with me. I hoped you could help me with my English. Would you mind my sitting here? 4、虚拟语气中用一般过去时表示现在或将来时间得动作或状态。常用句型有： It is time that sb、did sth、某人该做某事了 wo

8、uld rather sb、did sth、宁愿某人做某事 三、一般将来时 标志:will / shall +动词原形 1、表示将来发生得动作或存在得状态，通常与表示将来得时间状语连用(e、g、tomorrow, next week, in the future 等)。如： We shall have a lot of rain n ext mon th、 My husband will e back in a few days、 2、表示倾向性与习惯性： Fish will die without water. When it gets warmer, the snow will start

9、 to melt、 3、一般将来时得几种句式结构辨析： 1) will / shall + 动词原形 多用于表达主观愿望或必走会发生得事情(彳各会如何) shall作助动词时一般只用于第一人称 2) be going to +动词原开彳 表示即将发生或打算要做得事： It is going to rain. We are going to have a meeting today、 3) be to +动词原形 表示按计划或安排即各要发生得动作： He is to visit Japan next year. We are to discuss the report on Monday. 4)

10、 be about to +动词原形 表示即将发生得动作，意为”马上要做某事”，后面一般不跟时间状语，如： The plane is about to start. Don t worry. I am about to make a close examination on you、 四、现在进行时 标志:be +动词得现在分词 1、表示说话时正在逬行得动作： She is writing a letter upstairs. Who are you waiting for? It is raining hard. 2、表示现阶段一直在进行得动作(说话时动作未必正在进行)： I hear Mr

11、、Green is writing another novel. 3、表示反复出现或习惯性得动作,往往包含说话者赞扬、责备、厌恶等情绪，通常与always, constantly, continually, forever等频度副词连用。如： John is forever asking silly questions like a stupid. He is always thinking of others first、 4、表zr將来 1) 表示按计划、安排将要发生得动作,仅适用于部分趋向动词(如go, e, leave, start, arrive等)。如： Uncle Wang is

12、 ing、 They1 re leaving for Beijing、 2) 在时间与条件状语从句中,现在进行时表示将来某时正在发生得事情。如： Please drop in when you are passing my way、 If he is still sleeping, don t wake him up、 五、过去进行时 标志:was / were +动词得现在分词 1、表示过去某一时刻或一段时间正在逬行得动作，过去进行时中常用得时间状语有the whole morning, all day yesterday, from January to March last year 等

13、。如: I was having a talk with Lucy at that time. They were watching TV at home last night、 2、表示过去反复出现或习惯性得动作，往往包含说话者赞扬、责备、厌恶等情绪,通常与always, constantly, continually, forever 等频度副词连用。如： My brother was always losing his keys. 3、表示按计划、安排过去某时刻扌震发生得动作，仅适用于部分趋向动词（如go, e, leave, start, arrive 等）。如： He said th

14、ey were leaving for Beijing this afternoon. 4、过去进行时有f主要用法就就是描述T牛事情发生得背景（一个长动作延续得时候，另一个短动作 发生）： Granny fell asleep when she was reading、 It was raining when they left the station、 六、现在完成时 标志:have / has +动词得过去分词 1、表示一个过去发生并已完成得动作对现在产生影响或结果，强调得就是现在得状况（表示”已完 成）。如： He has left the city、（结果:她目前不在这个城市） Som

15、eone has broken the window.（结果:窗户破了） 2、表示一个动作开始于过去，持续到现在，也可能还会继续持续下去（表示未完成）。 I have been busy since last week. He has taught in our school for 30 years. r ve finished half so far. 注意瞬间动词通常就是不能用现在完成时表持续性得，但具否走结构则可以。如： She hasn t seen you for ages、 His father hasn t touched beer for a whole week, 3、表示

16、过去到现在为止反复发生得动作或多次出现得状态，常与表示频度得副词always, often, every day等连用。如： I have often heard that he is the cleverest person in that pany. 4、在时间与条件状语从句中，现在完成时表示将来某时完成得动作。如： F II go to your home when I have finished my homework. If it has stopped snowing in the morning, we II go the park. 5、与现在完成时连用得常见词语 能与现在完成

17、时连用得词语很多just, already, yet, before, never, ever, recently等,但常见得有： 1) since 皿M I have been there many times since The war; We haverf t seen each oiher since -ast wee厂 We have been friends ever since, 2) in、for - during rhe past、-asi yeasmK卅、馴 never just、yeL ti=、u2.i_、up to now、a-ways無)理a-H逮小血母画戈Dm; 3弟0址斗鋤dn5F画戈DKfift理yesterday、-asi nighL .ago、in 1980、in February。 3)