英语句子时态.pptVIP

* 动词的时态 I study, I strive, I succeed. 动词的时态: 是谓语动词所表示的行为、动作和状态在各种时间下的动词形式。 She works every day. We work from Monday to Friday. He worked in Beijing last year. She will study in America next year. They said that they would work in China the next week. He is playing computer games now. They were watching TV this time yesterday. I have lived here for 8 years. By last month, they had finished the work. 动词的各种时态 （以work为例） 过去将来 将来 过去 现在 完成进行 完成 进行 一般 时态 动词的各种时态 （以work为例） would/should have been working would/should have worked would/should be working would/should work 过去将来 will/shall have been working will/shall have worked will/shall be working will/shall work 将来 had been working had worked was/were working worked 过去 has/have been working has/have worked am/is/are working work/works 现在 完成进行 完成 进行 一般 时态 1.一般现在时(do/does) (1)表示习惯性，经 常性的动作，或经常存在的状态；表述客观真理和客观存在及自然现象。常见的时间状语有： often，usually，always，sometimes，now and then, every day等。 We have meals three times a day. 我们一日三餐。(现在的习惯) He is always ready to help others. 他总是乐于助人。(现在的状态) The sun rises in the east and sets in the west. 太阳从东方升起，从西边落下。 (2)少数用于表示起止的动词如come、go、leave、arrive、fly、return、start、begin、open、close、end、stop等常用一般现在时代替将来时，表示一个按规定、计划或安排要发生的动作。当be表示根据时间或事先安排，肯定会出现的状态，只用一般现在时。 The shop closes at 11:00 p.m. every day. Tomorrow is Wednesday. The train for Shanghai leaves at ten in the morning. (3)在时间、条件状语从句中常用一般现在时代替将来时。但要注意由if引导的条件状语从句中可以用shall或will表“意愿”，但不表示时态。 I will call you as soon as I get home. If you will accept my invitation and come to our party, my family will be pleased.如果你愿意接受并参加我们的舞会，我的家人会非常高兴。 2.一般过去时(did) 表示过去的事情、动作或状态常与表示过去具体的时间状语连用（或有上下文语境暗示）；用于表达过去的习惯；表示说话人原来没有料到、想到或希望的事通常用过去式。常用的过去的时间有：yesterday, last month, two years ago等。如： I met her in the street yesterday. I once saw the famous star here. They never drank wine. I thought the film would be interesting, but it isn’t. 常用一般过去时的句型： Why didn’t you