八种时态主动语态被动语态
说明:文章内容仅供预览,部分内容可能不全。下载后的文档,内容与下面显示的完全一致。下载之前请确认下面内容是否您想要的,是否完整无缺。
八种时态 主动语态 被动语态 一般现在时 (经常,反复,爱好,特点,条件,真理) do; does am;is;are done 一般过去时 (过去发生的事,不强调现在的结果) did; -ed was;were done 一般将来时 (将要发生的事) will do will be done 现在进行时 (现在正在发生的事) am;is;are doing am;is;are being done 过去进行时 (当时正在发生的事) was;were doing was;were being done 现在完成时 (过去发生的事,强调现在的结果) have;has done have;has been done 过去完成时 (过去完成的事;过去以前发生的事) had done had been done 过去将来时 (过去将要发生的事) would do would be done 八种时态: • He is always ready to help others. 一般现在时 • She often came to help us in those days.一般过去式 • He is doing his homework now. 现在进行时 • At that time she was doing her homework.过去进行时 • I've written an article.现在完成时 • By the end of last month. We had reviewed four books 。过去完成时 • It is going to rain.一般将来时 • I asked who was going there. 过去将来时 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,动词上要改为第三人称单数形式) 4.否定形式:am/is/are+not;此时态的谓语动词若为行为动词,则在其前加don't,如主语为第三人称单数,则用doesn't,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:. I am a student.——I am not a student.——Is she a student? He knows the answer of my question. He doesn’t know the answer of my question. Does he know the answer of my question? 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, last week, last(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;I was a student last year. 行为动词 的过去式I finished my homework yesterday 4.否定形式:was/were+not; I was not a student last year. 在行为动词前加didn't,同时还原行为动词。I didn’t finish my homework yesterday 5.一般疑问句:was或were放于句首;Were you a student last year? 用助动词do的过去式did 提问,同时还原行为动词。Didn’t they finish my homework yesterday? 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, days, etc. look . listen 3.基本结构:be+doing He is doing his homework now. 4.否定形式:be+not+doing. He is not doing his homework now. 5.一般疑问句:把be动词放于句首。Is he doing his homework now. 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 that 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 s+was/were+doing When he knocked at the door, his mother was cooking. 4.否定形式:s+was/were + not + doing. When he knocked at the door, his mother was not cooking. 5.一般疑问句:把was或were放于句首。(第一个字母大写)Was his mother cooking, when he knocked at the door? 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:yet,already,just,never,ever,so far,by now,since+时间点,for+时间段,recently, lately, in the past few years, etc. 3.基本结构:have/has + done The countryside has changed a lot in the past few years. 这个农村在过去的几年里变化了很多 4.否定形式:have/has + not +done. The countryside has not changed a lot in the past few years. 5.一般疑问句:have或has。Has the countryside changed a lot in the past few years. 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 + done. As soon as we got to the station, the train had left. By the end of last month. We had reviewed four books. 4.否定形式:had + not + done. By the end of last month. We had not reviewed four books. 5.一般疑问句:had放于句首。By the end of last month. Had we reviewed four books. 基本结构:主语+had+过去分词(done) ①肯定句:主语+had+过去分词+其他 ②否定句:主语+had+not+过去分词+其他 本文来源:https://www.wddqw.com/doc/5e2d31000422192e453610661ed9ad51f01d5430.html