初中语法时态精美课件.ppt

1、初中英语时态初中英语时态已学的时态：已学的时态：1.一般现在时一般现在时2.现在进行时现在进行时3.一般将来时一般将来时4.一般过去式一般过去式5.过去进行时过去进行时6.现在完成时现在完成时用法用法经经常性的和常性的和习惯习惯性的性的动动作作常用时间状语常用时间状语 动词构成动词构成 否定构成否定构成 ：dont+动原动原 doesnt+动原动原 一般现在时一般现在时For example:1.I like living in the suburbs.2.Mum goes to the supermarket once a week.3.There arent any shops or re

2、staurants.4.He doesnt go to school at seven every morning.一般疑问构成及简答一般疑问构成及简答特殊疑问举例特殊疑问举例现在进行时现在进行时 用法：说话时正在进行的动作或当用法：说话时正在进行的动作或当 前一段时前一段时间正在进行的动作间正在进行的动作常用时间状语常用时间状语：动词构成动词构成：否定构成否定构成：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一般疑问构

3、成及简答：特殊疑问举例：特殊疑问举例：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 doFor example:1.Ill go to the estate agency t

4、omorrow.2.It is going to rain this afternoon.特殊疑问句举例特殊疑问句举例: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用法：过去时间发生的或过去经常性的动作常用时间状语：常用时间状语：yesterday,last night,two da

5、ys ago,in 2000,at that time,before liberation，when 等引导的含等引导的含 过去时的句子。过去时的句子。动词构成：动词构成：动词过去时（动词过去时（-ed）worked work否定构成：否定构成：didnt+动原动原 didnt work 一般疑问构成及简答举例：一般疑问构成及简答举例：Did+主语主语+动原动原+其其它？它？Yes,主语主语+did./No,主语主语+didnt.For example:1.We went to the cinema yesterday.2.When we lived in the city centre,we

6、 got up late and walked to school.一般疑问构成及简答举例：一般疑问构成及简答举例：Did+主语主语+动动原原+其它？其它？特殊疑问句举例：特殊疑问句举例：What did he do yesterday?When did he get up this morning?备注：备注：He has opened the door.（表示（表示过去过去“开门开门”的动作对现在的影响是门还的动作对现在的影响是门还开着）开着）He opened the door.(不能确定不能确定门现在是否开着门现在是否开着)用法用法:1、发生在过去的动作且对现在仍有影、发生在过去的动作

7、且对现在仍有影响的动作，强调对现在的影响响的动作，强调对现在的影响.2、从过去一直延续到现在的动作、从过去一直延续到现在的动作常用时间状语：常用时间状语：already,just,never,before,recently,in the past few years,ever,so far,since+过去的点时间过去的点时间,for+段时间段时间动词构成：动词构成：have/has+过去分词过去分词(-ed)have/has worked否定构成：否定构成：have/has not+过去分词过去分词(-ed)For example:1.Kitty has just moved to Wate

8、r Bay.2.I have already finished my homework.3.His mother hasnt promised to buy him a present.一般疑问构成：一般疑问构成：Have/Has+主语主语+过去过去分词分词?特殊疑问句举例：特殊疑问句举例：What have you done recently?How long has he lived in Beijing?备注：暂时性动词不能与备注：暂时性动词不能与for,since,How long等表示段时间等表示段时间 的短的短语同时使用。语同时使用。I have borrowed the book

9、 for three days.(错）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用法：过去某一时刻或某一段时间内正在发生 的动作的动作常用时间状语：常用时间状语：at this time yesterday,at that time,at ten oclock yesterday或或when引导的从句引导的从句动词构成：动词构成：was/were+现在分词现在分词(-ing)以以work为例：为例：was/were working否定构成：否定构成：was/were not+现在分词现在分词一般疑问构成及简答举例一般疑问构

10、成及简答举例:Was/Were+主语主语+现在分词现在分词+其它？其它？Yes,I was /No,I wasnt特殊疑问句举例：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：用法：从过去某时间来看将要发生的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。动作或状态，常用于宾语从句。常用时间状语：常用时间状语：the next week等等动词构成：动词构成：1、would/should+动原动原2、was/were going to+动原动

11、原3、was/were(about)to+动原动原否定构成：否定构成：would/should not was/were not一般疑问构成：一般疑问构成：常用常用if或或whether引导宾从引导宾从特殊疑问句举例：特殊疑问句举例：He asked what they would do the next week.用法：用法：1、过去某时间或动作之前完、过去某时间或动作之前完成的动作或状态成的动作或状态(过去的过去过去的过去)。2、过、过去某一时间的动作延续到过去另一时去某一时间的动作延续到过去另一时间间常用时间状语：常用时间状语：by that time,by the end of ,when/before+从句，从句，said/knew/asked的宾从中的宾从中动词构成动词构成:had+过去分词过去分词(-ed)否定构成否定构成:had not+过去分词过去分词一般疑问构成：一般疑问构成：Had+主语主语+过去分词过去分词+其它？其它？Yes,I had.No,I hadnt.特殊疑问句举例：特殊疑问句举例：How many English words had you learned by the end of last term?