1、英语八大时态 英语的时态(tense )是一种动词形式,不同的时态用以表示不同的时间与方式。 下面就英语中常见的八种基本时态进行阐述,其它的时态都是在这八种时态的基础上结合而成的。 一、 一般现在时: 1.概念:经常、反复发生的动作或行为及现在的某种状况。 2.时间状语: always, usually, often, sometimes, every week (day, year, month), once a week, on Sundays, 3.基本结构:动词 原形 (如主语为第三人称单数,动词上要加( e)S ) 4.否定形式:am/is/are+not;此时态的谓语动词若为行为动
2、词,则在其前加 dont,如主语为第三人称单数,则用 doesnt,同时还原行为动词。 5.一般疑问句:把 be 动词放于句首;用助动词 do 提问,如主语为第三人称单数,则用does,同时,还原行为动词。 6.例句:. It seldom snows here. He is always ready to help others. Action speaks louder than words. 二、 一般过去时: 1.概念:过去某个时间里发生的动作或状态;过去习惯性、经常性的动作、行为。 2.时间状语:ago, yesterday, the day before yesterday, la
3、st week(year, night, month), in 1989, just now, at the age of 5, one day, long long ago, once upon a time, etc. 3.基本结构:be 动词;行为动词 4.否定形式:was/were+not;在行为动词前加 didnt,同时还原行为动词。 5.一般疑问句:was 或 were 放于句首;用助动词 do 的过去式 did 提问,同时还原行为动词。 6.例句:She often came to help us in those days. I didnt know you were so b
4、usy. 三、 现在进行时: 1.概念:表示现阶段或说话时正在进行的动作及行为。 2.时间状语:now, at this time, these days, etc. 3.基本结构:am/is/are+doing 4.否定形式:am/is/are+not+doing. 5.一般疑问句:把 be 动词放于句首。 6.例句: How are you feeling today? He is doing well in his lessons. 四、 过去进行时: 1.概念:表示过去某段时间或某一时刻正在发生或进行的行为或动作。 2.时间状语:at this time yesterday, at t
5、hat time 或以 when 引导的谓语动词是一般过去时的时间状语等。 3.基本结构:was/were+doing 4.否定形式:was/were + not + doing. 5.一般疑问句:把 was 或 were 放于句首。 6.例句:At that time she was working in a PLA unit. When he came in, I was reading a newspaper. 五、 现在完成时: 1.概念:过去发生或已经完成的动作对现在造成的影响或结果,或从过去已经开始,持续到现在的动作或状态。 2.时间状语:recently, lately, sin
6、cefor,in the past few years, etc. 3.基本结构:have/has + done 4.否定形式:have/has + not +d one. 5.一般疑问句:have 或 has。 6.例句:Ive written an article. It has been raining these days. 六、 过去完成时: 1.概念:以过去某个时间为标准,在此以前发生的动作或行为,或在过去某动作之前完成的行为,即“过去的过去”。 2.时间状语:before, by the end of last year(term, month),etc. 3.基本结构:had
7、+ done. 4.否定形式:had + not + done. 5.一般疑问句:had 放于句首。 6.例句:As soon as we got to the station, the train had left. By the end of last month. We had reviewed four books 七、 一般将来时: 1.概念:表示将要发生的动作或存在的状态及打算、计划或准备做某事。 2.时间状语:tomorrow, next day(week, month, year),soon, in a few minutes, by,the day after tomorro
8、w, etc. 3.基本结构:am/is/are/going to + do;will/shall + do. 4.否定形式:was/were + not; 在行为动词前加 didnt,同时还原行为动词。 5.一般疑问句:be 放于句首;will/shall 提到句首。 6.例句:They are going to have a competition with us in studies. It is going to rain. 八、 过去将来时: 1.概念:立足于过去某一时刻,从过去看将来,常用于宾语从句中。 2.时间状语:the next day(morning, year),the following month(week),etc. 3.基本结构:was/were/going to + do;would/should + do. 4.否定形式:was/were/not + going to + do;would/should + not + do. 5.一般疑问句:was 或 were 放于句首;would/should 提到句首。 6.例句:He said he would go to Beijing the next day. I asked who was going there .