71a8359ff21c780a055a1f582fed2438.ppt
- Количество слайдов: 24
初中英语时态
已学的时态: 1. 一般现在时 2. 现在进行时 3. 一般将来时 4. 一般过去式 5. 过去进行时 6. 现在完成时
一般现在时 Ø用法:经常性的和习惯性的动作 常用时间状语 : usually, sometimes, in spring, every day, in the morning Ø 动词构成 :动词原型. work 动词+S. (主语是第三人称单数) works Ø 否定构成 : don’t+动原 doesn’t+动原
For example: 1. I like living in the suburbs. 2. Mum goes to the supermarket once a week. 3. There aren’t any shops or restaurants. 4. He doesn’t go to school at seven every morning.
一般疑问构成及简答: Do+主语+动原+其它?Yes, I do. Does+主语+动原+其它?No, he doesn’t. 特殊疑问举例 : 1. What do you often do on Sundays? 2. Where does he live?
现在进行时 用法:说话时正在进行的动作或当 前一段时 间正在进行的动作 常用时间状语 :now, these days 动词构成 : am/is/are+现在分词(--ing) am/is/are working 否定构成 : am/is/are+not+现在分词
For example: 1. Now we are living in the new neighbourhood. 2. Tom is playing football on the playground.
一般疑问构成及简答: Am/Is/Are+主语+现在分词+ 其它? Yes, I am(he is. ) /No, they aren’t 特殊疑问举例: What are you doing now? ho is flying a kite there? W
用法:将来会出现或发生的动作 常用时间状语:this evening, tomorrow, next month, in a few minutes, at the end of this term 动词构成: 1, will/shall+动原 2, am/is/are going to+动词原型 3, sm/is/are(about)+动词 不定式 4, am/is/are+coming等现在分词 否定构成:will/shall not do/ a m/is/are not going to do
For example: 1. I’ll go to the estate agency tomorrow. 2. It is going to rain this afternoon.
特殊疑问句举例: What will you do tomorrow? When are we going to have a class meeting? 备注:在if条件或as soon as等时间状 语从句中用一般现在时代替一般将来时。 I will write to you as soon as I arrived in Beijing.
用法:过去时间发生的或过去经常性的动作 常用时间状语:yesterday, last night, two days ago, in 2000, at that time, before liberation,when 等引导的含 过去时的句子。 动词构成:动词过去时(-ed) worked work 否定构成:didn’t+动原 didn’t work 一般疑问构成及简答举例:Did+主语+动原+其 它? Yes, 主语+did. /No, 主语+didn’t.
For example: 1. We went to the cinema yesterday. 2. When we lived in the city centre, we got up late and walked to school.
一般疑问构成及简答举例:Did+主语+动 原+其它? 特殊疑问句举例: What did he do yesterday? When did he get up this morning? 备注:He has opened the door. (表示 过去“开门”的动作对现在的影响是门还开 着)He opened the door. (不能确定门现 在是否开着)
用法: 1、发生在过去的动作且对现在仍有影 响的动作,强调对现在的影响. 2、从过去一直延续到现在的动作 常用时间状语: already, just, never, before, recently, in the past few years, ever, so far, since+ 过去的点时间, for+段时间 动词构成:have/has+过去分词(-ed) have/has worked 否定构成:have/has not +过去分词(-ed)
For example: 1. Kitty has just moved to Water Bay. 2. I have already finished my homework. 3. His mother hasn’t promised to buy him a present.
一般疑问构成: Have/Has+主语+过去 分词…? 特殊疑问句举例: What have you done recently? How long has he lived in Beijing? 备注:暂时性动词不能与for…, since…, How long…等表示段时间 的短语 同时使用。 I have borrowed the book for three days. (错) I borrowed the book three days ago.
用法:过去某一时刻或某一段时间内正在发生 的动作 常用时间状语:at this time yesterday, at that time, at ten o’clock yesterday或when 引导的从句 动词构成: was/were+现在分词(--ing) 以work为例:was/were working 否定构成: was/were not+现在分词
一般疑问构成及简答举例: Was/Were+主语+现在分词+其它? Yes, I was / No, I wasn’t 特殊疑问句举例: What were you dong this time yesterday? Where was he standing when the teacher came in?
用法:从过去某时间来看将要发生的 动作或状态,常用于宾语从句。 常用时间状语:the next week等 动词构成: 1、would/should+动原 2、 was/were going to+动原 3、was/were(about) to+动原
否定构成:would/should not… was/were not… 一般疑问构成:常用if或whether 引导宾从 特殊疑问句举例: He asked what they would do the next week.
Ø用法: 1、过去某时间或动作之前完 成的动作或状态(过去的过去)。2、过 去某一时间的动作延续到过去另一时 间 Ø常用时间状语: by that time, by the end of… , when/before+ 从句,said/knew/asked的宾从中 Ø动词构成: had+过去分词(--ed)
否定构成: had not+过去分词 一般疑问构成:Had+主语+过去分词+ 其它? Yes, I had. No, I hadn’t. 特殊疑问句举例: How many English words had you learned by the end of last term?
71a8359ff21c780a055a1f582fed2438.ppt