北京中考英语常考时态讲解.ppt

1、英语时态,English Tense,2,一、一般现在时态,一般现在时的基本用法,用法1: 表示经常发生的习惯性的动作或者存在的状态.,He often goes to the gym. I like the rice for dinner. He doesnt work hand.,形式: do 或does(第三人称单数),此用法常与一些表示动作频率的时间副词连用(副词放在be动词之后, 实义动词之前). 1) 表示肯定的频率副词: always, frequently, usually, sometimes, often, occasionally, generally 等. 2) 表示否

2、定的频率副词: never, seldom, rarely 等.,He always goes to school by bike.,3,用法2: 表示不受时间限制的事实陈述或客观性的真理.,The earth moves around the sun. The sun rises in the east and sets in the west. Knowledge is power.,一、一般现在时态,一般现在时的基本用法,用法3: 有时用一般现在时表示正在发生的动作.,Here comes your friend. There goes our bus; well have to wai

3、t for the next one.,用在以there或here开头的句中,表示目前短暂的动作.,4,用法4:有时用一般现在时表示将来发生的动作.,一、一般现在时态,一般现在时的基本用法,Please let me know when he comes back. What are you going to do when you leave school. Ill give the book to him as soon as I see him. Ill be glad if she comes over to visit me.,主要用在条件状语从句(if, unless)和时间状语从

4、句(when, as soon as, befor, after, etc.)中, 表示将来动作.,5,二、一般过去时态,一般过去时的基本用法,用法1: 表示过去时间所发生的动作或存在的状态.,形式: did,He was late for school this morning. I bought this computer three years ago. I was tired last night, so I went to bed early.,用法2: 表示过去一段时间一直持续或反复发生的动作.,He used to do morning exercises. I lived in

5、 the country for ten years. He took a walk after supper when he was alive.,6,三、一般将来时态,一般将来时的基本用法,用法1: 表示预测将要发生某事,用will或be going to do.,形式: will do 或be going to do,be going to 特别意指根据目前的明显迹象来推断某件事要发生; will 则只是表名说话人认为或相信某件事要发生. be going to 通常用来表示说话人预期所说的事件马上或在相当近的将来就要发生; will 所表示的动作发生的时间可近可远.,Look at t

6、his black clouds! Its going to rain. I feel terrible, I think Im going to be sick. The bridge will collapse. The bridge is going to collapse.,7,三、一般将来时态,一般将来时的基本用法,用法2: 表示行动计划时用be going to do; 表示意愿时用will.,be going to 表示说话人对未来行动的计划或打算, 通常是事先考虑并含有已经为这一行动作了某些准备的意思. will 表示意愿,则表示在说话的时刻立即做出的决定, 表明将去做某事,

7、并没有经过事先考虑, 更没有为这一活动做出事先准备.,I have bought a computer and Im going to learn the computer science. Someone is knocking at the door. Ill go and open it. - I am thirsty. - I will make you a hot cup of tea.,8,四、现在进行时态,现在进行时的基本用法,用法1: 表示说话此刻动作正在进行.,形式: am/is/are + doing,He is not available now. he is talki

8、ng on the phone. Please dont make so much noise. I am studying.,用法2: 表示现阶段正在持续的动作,说话时刻动作不一定正在发生.,These days I am translating a book. I am feeding the neighbors cat this week while shes in hospital. Mr. Green is writing another novel.,9,四、现在进行时态,现在进行时的基本用法,用法3: 表示最近的将来一定的安排. 通常含有“计划”, “安排做”之意.,I am t

9、aking a makeup test tomorrow. what are you doing on Saturday night? Im doing some shopping with Jane.,用法4: 常与always, forever, continually, constantly 等连用,表示抱怨,厌烦, 不合情理或使人不愉快的事.,Hes always messing up the kitchen. Hes continually asking me for money.,10,五、过去进行时态,过去进行时的基本用法,用法1: 用来描述一个过去特定的时刻正在发生的事情.,形

10、式: was/were + doing,I was discussing my thesis with my director at this time last night.,用法2: 常与一般过去时配合使用.此时,过去进行时通常表示一个历时较长的体系”背景”的动作或状态; 而一般过去时则表示此”背景”下发生的短暂的动作或状态.过去进行时动作先发生,一般过去时动作后发生.,I was watching TV when the phone rang. I cut my finger when I was cooking the dinner last night.,11,知识扩展：不用进行时的

11、动词 1) 事实状态的动词：have, belong, possess, 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, lo

12、ve, hate I need your help. He loves her very much. 3) 瞬间动词：accept, receive, complete, finish, give, allow, decide, refuse I accept your advice. 4)系动词：seem, remain, lie, see, hear, smell, feel, taste, get, become, turn You seem a little tired.,12,现在完成时的基本用法,用法1: 延续到现在的动作或状态.,形式: have/has done,六、现在完成时

13、态,开始于过去的动作一直持续的现在，而且还可能继续持续下去。谓语动词一般为延续性动词。,I have lived here for 3 years. The teacher has taught in this school since I came here. Since time began, man has lived in fear of fire.,13,知识扩展：与现在完成时搭配的时间状语 1) Since+时间点 I have worked in this company since 1980. 2) for+时间段 Great changes have taken place

14、in Changsha for the past few years. 3) “到目前为止”：until now, up until now, up to now, up till now, so far We have up until now failed to take any action to decide on a common language that would further communication between nations. 4) “在最近几世纪/年/月以来”：in/over the past few years, for the last few centur

15、ies, throughout history, through centuries Throughout history man has had to accept the fact that all living things must die, for the very nature of life includes death.,14,现在完成时的基本用法,用法2: 过去发生但与现在仍有联系的动作或状态.,六、现在完成时态,表示在不确定的过去发生的动作对现在仍有影响，谓语动词一般为短暂性动词。,He has broken his leg. He broke his leg.,试比较,1

16、5,知识扩展：第二种现在完成时态使用技巧 1) 这种完成时态的肯定句不与“一段时间”的时间状语连用 He has left his hometown for 3 years. (典型错误) He left his hometown 3 years ago. He has been away from his hometown for 3 years. Note: 短暂性动词的完成时句子若用否定句，表示尚未发生的事情，则可作为一种状态，表示延续。 I havent bought a pair of shoes for a year. 2) 与不确定时间的时间状语连用： already, yet,

17、 often, just, never. He has already arrived. Has it stopped raining yet ? 3) 具有“新闻”性质,强调的是事件的内容，而不是事件发生的过去的具体时间 The President has been assassinated. He cant go on holiday because he has broken his leg.,16,现在完成时的基本用法,用法3: 到目前的一个时间段内重复发生的动作.,六、现在完成时态,表示到目前为止的一个时间段内重复发生的动作。,We have taken three tests so

18、 far this week. I have made many new friends since I came to Changsha.,17,知识扩展：其他使用现在完成时的结构 1) This/That/It is+序数词+名词+that+现在完成时 It is the third time that Ive come to Beijing. It is the fifth time that someone has knocked at my door. 2) This/That/It is+最高级或only修饰名词+现在完成时 This is the most interesting

19、 movie that Ive ever seen. It is the worst book that Ive ever read.,总之：现在完成时总是与现在有着密切的联系；或是表示到现在为止这一段时间的“一直在延续”或“重复发生”的动作或状态；或是表示影响现状的事件。,18,知识扩展：现在完成时和一般过去时比较 1) 现在完成时第二种用法表示的也是过去的动作或情况，强调过去的动作对现在的影响时才用现在完成时。 I havent seen him this morning.(说话时间this morning) I didnt see him this morning.（说话时间“今天晚上或

20、下午”） 2) 在用于延续性动词时两个时态的区别 He has been in the army for 6 years. (他入伍以来已经6年了。) He was in the army for 6 years. (他当过6年的兵，现在不是了。) I have smoked for 2 years. (我有两年的烟龄了。) I smoked for 2 years. (我抽了两年的烟，现在不抽了。),19,过去完成时的基本用法,用法1: 开始于过去之前(即过去的过去)的动作或状态在过去这一时刻仍在进行.,七、过去完成时态,表示一个动作或状态在过去某一时间之前已经开始，这一动作或状态一直持续到这一过去时刻，并且到这一过去时刻还没有结束病仍有可能继续持续下去。,I had learned 1000 words by the end of last year. I had waited for her for two hours is such a severe winter when she eventually turned up, which drove me mad.,形式: had done,20,过去完成时的基本用法,用法2: 表示开始于过去之前的动作或状态到过去这一时刻之前已经停止.,七、过去完成时态