新译林版九年级下册英语 Unit 2 Grammar课件

1、Unit 2 Great peopleGrammar教学目标To review the tenses:Simple present, Present continuous,Simple past, Past continuous &Present perfectTo learn the new words and phrases: passage, by handObjectives新课讲解A Simple present and present continuous 新课讲解1. John lives in New York.2. I always go to bed at 10 p.m.3

2、. School is over and the students go home.4. The talk show starts at 7 p.m.5. Look! The reporter is interviewing the astronaut.6. Mum is doing the housework and Dad is working on the computer.7. I am working on a history project this week.8. I am leaving for Shanghai tonight.当堂小练1. John _ in New Yor

3、k.2. I always _ to bed at 10 p.m.3. School _ over and the students _ home.4. The talk show _ at 7 p.m.5. Look! The reporter _ the astronaut.6. Mum _ the housework and Dad _ on the computer.7. I _ on a history project this week.8. I _ for Shanghai tonight.livesgoisgostartsis interviewingis doingis wo

4、rkingam workingam leavinggo Ready?当堂小练Look! The boys _ football on the playground. A. plays B. playC. are playing D. played新课讲解以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。新课讲解一般现在时表示经常性的行为动作、现在的状态或真理等，时间状语一般为every day / week / month / year等短语或always, often, sometimes, usually等表频率

5、的副词。 现在进行时表示现在正在发生的动作或状态，时间状语一般为now, at the moment, when / while引导的时间状语从句或有暗示词listen, look等。 Simple present & Present continuous新课讲解一般现在时与现在进行时的区别： 一般现在时强调动作的经常性和反复性，而现在进行时强调动作的暂时性。如：He studies in No. 2 Junior High School. He is studying English in the classroom. 表示感觉或状态的动词一般不用现在进行时，而用一般现在时表示现在的感觉或状

6、态。如：This ring belongs to my mother.新课讲解 Millie is writing about what her family members are doing. Help her complete her article with the correct tenses of the verbs in brackets. (P 26)Am havingneedis shoppingshopsis searchingwill visitis readingis watchingwantgo新课讲解B Simple past and past continuous

7、 新课讲解1. Simon played football yesterday.2. Simon came home, turned on the computer and checked his email.3. Yesterday at 4 p.m., Simon was playing football.4. Simon was playing computer games while Millie was watching TV.5. We were having a meeting from 9 a.m. to 11 a.m. yesterday.当堂小练1. Simon _ foo

8、tball yesterday.2. Simon _ home, _ on the computer and _ his email.3. Yesterday at 4 p.m., Simon _ football.4. Simon _ computer games while Millie _ TV.5. We _ a meeting from 9 a.m. to 11 a.m. yesterday.playedcame turned checkedwas playingwas playingwas watchingwere havinggo Ready?当堂小练 I called you

9、at 4:00 yesterday afternoon, but no one answered. Sorry, I _ with my friends at that time. A. swim B. swam C. will swim D. was swimming新课讲解以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。新课讲解Simple past & Past continuous一般过去时 表示过去发生的动作或存在的状态，时间状语一般为last week / month / year, three day

10、s ago, yesterday, the day before yesterday等。过去进行时 表示过去某个时刻或某一阶段正在进行的动作，常用时间状语为then, at that time, at this time last night / year, when引导的时间状语从句等，且过去进行时还常出现在while引导的时间状语从句中。 新课讲解一般过去时与过去进行时的区别： 过去进行时强调动作的进行过程，而一般过去时强调动作的完成。如：I was reading a French novel last night. (不强调读完)I read a French novel last n

11、ight. (强调读完) 过去进行时强调动作在过去某时间正在进行，而一般过去时则表示动作在过去某事件发生。如：My father was watching TV at seven yesterday.My father watched TV last night.新课讲解 过去进行时强调动作的连续性，不可与确定的频度状语连用。一般过去时强调动作的反复性，可与确定的频度状语连用。如：The little girl was crying all afternoon yesterday.The little girl cried five times yesterday.注意：当叙述过去发生的事，尤

12、其是过程中发生的一系列动作时都用一般过去时。如：The boy opened the door, entered the room, took off his shoes, sat on the sofa and started to watch TV.当堂小练was watchingwonwas writingsentwas practisingtookfoundwas readingwere playingwas talkingcalledwas not Simon and his friends are talking about what they did after dinner l

13、ast night. Complete their conversation with the correct tenses of the verbs in brackets. (P 27)B新课讲解C Simple past and present perfect新课讲解I bought a new bicycle yesterday.I have bought a new bicycle, so I can ride to school now.Kitty wrote an email to Linda an hour ago.She has been to the USA twice.A

14、rmstrong and Aldrin walked on the Moon for about two and a half hours. They collected Moon rocks to take back to the Earth for further research.当堂小练I _ a new bicycle yesterday.I _ a new bicycle, so I can ride to school now.Kitty _ an email to Linda an hour ago.She _ to the USA twice.Armstrong and Al

15、drin _ on the Moon for about two and a half hours. They _ Moon rocks to take back to the Earth for further research.boughthave boughtwrotehas beenwalkedcollectedgo Ready?当堂小练 Have you ever been to Canada? Yes, I _ there last year with my parents. A. have been B. have goneC. went D. go新课讲解以上我们已经通过归纳总

16、结和练习对本课的语法内容有了一定的了解，下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。新课讲解Simple past & Present perfect一般过去时 表示过去发生的动作或存在的状态，时间状语一般为last week / month / year, three days ago, yesterday, the day before yesterday等。现在完成时 表示过去发生的某个动作或状态持续到现在并有可能持续到将来；或表示过去发生的动作所产生的结果或影响，常用时间状语有ever, never, just, already, yet, before等。时态构

17、成为：have / has + done。 新课讲解一般过去时与现在完成时的区别： 现在完成时强调过去发生的动作与现在的联系或对现在的影响，表示一种因果关系，即：过去发生的动作是因，对现在产生的影响是果。 一般过去时强调过去发生的动作或状态及其发生的时间、地点、方式、原因等，与现在没有关系。如：The company has opened an office in Shanghai.This company opened an office in Shanghai yesterday.当堂小练have madehave changedusedhas solvedwashedwastookhav

18、e hadtravelledhave made Millie is writing about some modern inventions that have changed the way we live. Help her choose the correct words in brackets to complete her article. (P 28)C新课讲解五种时态一览表时态一般现在时一般过去时现在进行时过去进行时现在完成时用法表示经常性发生的动作、习惯性动作或客观真理、科学事实等。表示过去某个时间发生的动作或存在的状态。表示现在或现阶段正在进行或发生的动作。表示过去某时正在进

19、行的动作或存在的状态。表示过去发生或者未发生的事对现在造成的影响或结果。 构成方式1. 动词be(am/is/are) + 表语2. 动词原形 + (主语是第三人称单数，动词也用第三人称单数)1. 动词was/were + 表语2. 实义动词的过去式 + be(am/is/are) + 动词的现在分词was / were + 动词的现在分词主语 + have / has + 过去分词 + 句型变化疑问式1. Be + 主语 + ?2. Do/Does + 主语 +动词原形+ ?1. Was/Were + 主语 + ?2. Did + 主语 + 动词原形 + ?Be + 主语 + 动词的现在分词

20、 + ?Was / Were + 主语 + 动词的现在分词 + ？Have / Has + 主语 + 过去分词 + ？否定式1. 主语 + be + not + 2. 主语+dont/doesnt + 动词原形 + 1. 主语 + was/were + not +2. 主语 + didnt + 动词原形 + 主语 + be + not + 动词的现在分词 + 主语 + wasnt (was not) / werent (were not) + 动词的现在分词 + 主语 + havent / hasnt + 过去分词 + 当堂小练1. Mr. Black is going to marry a girl he _ in Japan last year. A. meets B. met C. has met D. wou