•(一)、一般现在时(一)、一般现在时•(二)、现在进行时(二)、现在进行时•(三)、一般将来时(三)、一般将来时•(四)、一般过去时(四)、一般过去时( (一一一一). ). 一般现在时一般现在时一般现在时一般现在时•1. 基本意义:基本意义: •1) 表示现阶段经常性、习惯性的动作或状态如:表示现阶段经常性、习惯性的动作或状态如:• I go to school on foot. • The trees are green. •2) 表示个人爱好、习惯如:表示个人爱好、习惯如:• I like red and pink. • They hate to do lots of housework.•3) 表示客观真理或自然现象如:表示客观真理或自然现象如:• Leaves turn yellow in autumn. • Our teacher told us that water freezes below zero. 2. 2. 基本构成基本构成基本构成基本构成• 1) 当表示习惯性的动作时,它的构成是:主语当表示习惯性的动作时,它的构成是:主语+实实义动词义动词+其它。
其它•当主语是当主语是we, you, they或复数名词时,句子的谓语或复数名词时,句子的谓语动词用原形动词用原形当主语是当主语是he, she, it,等时,动词要用第等时,动词要用第三人称单数三人称单数变换句型时,要用助动词变换句型时,要用助动词do/ does如:如:• She goes to bed late every day. • We don't clean our bedroom on Sundays. • Do you clean your bedroom on Sunday? • 2) 当表示存在的状态时,它的构成是:主语当表示存在的状态时,它的构成是:主语+am / is / are+其它变换句型时,要借助其它变换句型时,要借助be动词如:动词如:• Are Jim and Danny in China now?• Yes, they are. / No, they aren't. 3. 3. 常用时间状语:常用时间状语:常用时间状语:常用时间状语:• every day / month / year, on Sundays, in the morning / afternoon / evening, always, usually, often, sometimes, never, three times a week, every four days等。
等4. 4. 注意问题:注意问题:注意问题:注意问题:•一般现在时主要由动词原形表示,但第三人称一般现在时主要由动词原形表示,但第三人称单数后的动词词尾有所变化第三人称单数动单数后的动词词尾有所变化第三人称单数动词词尾的变化有几种形式:词词尾的变化有几种形式: •(1). 一般情况加一般情况加-s (reads, says, takes) •(2). 以以ch, sh, s, x, 或或o结尾的词结尾的词 加加-es teaches, washes, goes, misses, •(3).以辅音字母加以辅音字母加y结尾结尾的词的词 变变y为为i再加再加-es studies, cries, carries 同步练习同步练习同步练习同步练习•1. Mike sometimes __________(go) to the park with his sister.•2. At eight at night, she __________(watch) TV with his parents.•3. ________ Mike________(read) French every day?•4. How many lessons_________your classmate________(have) on Monday?•5. What time_________his mother_________(do) the housework?同步练习同步练习同步练习同步练习•1. Mike sometimes goes to the park with his sister.•2. At eight at night, she watches TV with his parents.•3. Does Mike read French every day?•4. How many lessons does your classmate have on Monday?•5. What time does his mother do the housework?( (二二二二). ). 现在进行时现在进行时现在进行时现在进行时•[语法讲解语法讲解]•1. 现在进行时的基本用法现在进行时的基本用法:•1) 表示表示说话时说话时正在进行的动作正在进行的动作: 常和常和now连连用,有时用一个动词如用,有时用一个动词如look(看)、(看)、listen(听)来表示(听)来表示now(现在)这一时间(现在)这一时间概念。
概念•Look!!A dog is running after a cat.•Listen!!He is playing the piano.•2) 表示表示现阶段现阶段正在进行着的动作正在进行着的动作: 但不一定是但不一定是说话时正在进行常和说话时正在进行常和at present(目前)、(目前)、this week(本周)、(本周)、these days(这几天)(这几天)等时间状语连用等时间状语连用•What lesson are you studying this week??•你们本周学哪一课了?(说话时并不在学)你们本周学哪一课了?(说话时并不在学)•3) 现在进行时有时可用来表示一个在最近现在进行时有时可用来表示一个在最近按计划或安排要进行的动作即是说按计划或安排要进行的动作即是说可以用可以用来代替将来时来代替将来时,但此时,一般要与表示将,但此时,一般要与表示将来的时间状语连用,而且仅限于少量动词来的时间状语连用,而且仅限于少量动词如:如:go(去)、(去)、come(来)、(来)、leave(离(离开)、开)、start(开始)、(开始)、arrive(到达)、(到达)、return(返回)、(返回)、…•How many of you are coming to the party next week?? •She is leaving for Tianjing tomorrow.2. 2. 基本构成:基本构成:基本构成:基本构成:be + doing be + doing 现在分词的几种改现在分词的几种改现在分词的几种改现在分词的几种改变方式:变方式:变方式:变方式:•1)动词)动词+ing::play(游玩)(游玩)—playing,, study(学习)(学习)—studying•2)去)去e+ing:: write(写)(写)—writing,,make(做)(做)—making,,take(取)(取)—taking •3)双写词尾)双写词尾+ing::stop(停止)(停止)—stopping,,cut(砍)(砍)—cutting,,sit(坐)(坐)—sitting •4)特殊变化:)特殊变化:lie-lying, die-dying[ [ 边讲边练边讲边练边讲边练边讲边练] ]•用动词适当形式填空:用动词适当形式填空:•1) What are you _________(do) now? I ___________(eat) bread. •2) It’s nine o’clock. My•father_____________(work) in the office. •3) Look, the boy ____________(put) the rubbish into the bin. •4) __________he__________ (clean) the classroom? No, he isn’t. •He ____________ (play). •5) Where is Mark? He ___________(run) on the grass. •6) Listen, who ____________(sing) in the music room? Oh, Mary ________(sing) there. [ [ 边讲边练边讲边练边讲边练边讲边练] ]•用动词适当形式填空:用动词适当形式填空:•1) What are you doing now? I am eating bread. •2) It’s nine o’clock. My father is working in the office. •3) Look, the boy is putting the rubbish into the bin. •4) Is he cleaning the classroom? No, he isn’t. •He is playing. •5) Where is Mark? He is running on the grass. •6) Listen, who is singing in the music room? Oh, Mary is singing there. ( (三三三三). ). 一般将来时一般将来时一般将来时一般将来时•1.一般将来时的基本概念:一般将来时表示一般将来时的基本概念:一般将来时表示将来某一时刻的动作或状态,或将来某一将来某一时刻的动作或状态,或将来某一段时间内经常的动作或状态。
一般将来时段时间内经常的动作或状态一般将来时由助动词由助动词shall(第一人称),(第一人称),will(第二、(第二、三人称)三人称)+动词原形构成动词原形构成•2.时间状语连用,如:.时间状语连用,如: • tomorrow(明天),(明天), next week(下周),(下周), from now on(从现在开始);(从现在开始);in the future(将来)等将来)等 •3.一般将来时的其他用法.一般将来时的其他用法 •1))“to be going to+动词原形动词原形”表示即将发表示即将发生的或最近打算进行的事例如:生的或最近打算进行的事例如: • ①①It is going to rain. • ②②We are going to have a meeting today. •2))go,, come,,start,,move,,sail,,leave,,arrive,,stay等可用进行时态表示按计划即等可用进行时态表示按计划即将发生的动作,例如:将发生的动作,例如: • I'm leaving for Beijing. •1. The old man _____ _____ ( get up) at six o’clock in the morning every day.•2. We _____________ (do) some sightseeing tomorrow because we like Chinese culture.•3. Tony_________ (take) a test next week. •4. They ___________________ (have) a party with their friends the day after tomorrow. •5. They _____________ (stay) in a hotel in San Francisco at the moment, but they ___________ (move) to another hotel very soon.•1. The old man gets up at six o’clock in the morning every day.•2. We are going to do/will do some sightseeing tomorrow because we like Chinese culture.•3. Tony will take/ is going to take a test next week. •4. They will have/ are going to have a party with their friends the day after tomorrow. •5. They stay in a hotel in San Francisco at the moment, but they are moving to another hotel very soon.( (四四四四). ). 一般过去时一般过去时一般过去时一般过去时•表示过去某一时间所发生的动作或存在的表示过去某一时间所发生的动作或存在的状态。
谓语动词要用一般过去式经常与状态谓语动词要用一般过去式经常与yesterday, last week, last month, last year, two months ago, the day before yesterday,,in 1990, in those days等表等表示过去的时间状语连用示过去的时间状语连用如:如: I was born in 1990. •When did you go to the park? •I went to the park last week.1. 1. 一般过去时态句子结构一般过去时态句子结构一般过去时态句子结构一般过去时态句子结构•(1). Be 动词的一般过去时态动词的一般过去时态构成:肯定句:主语构成:肯定句:主语+was (were) +表语表语 如:如:I was late yesterday.•否定句:主语否定句:主语+was (were) +not+表语表语 如:如:We weren't late yesterday. •She wasn't a teacher three years ago.疑问句:一般疑问句:疑问句:一般疑问句:Was (Were) +主语主语+表语表语 如:如: Were you ill yesterday? •Were they once your classmates?? 肯定回答:肯定回答: Yes, I was. 否定句:否定句: No, I wasn't.•特殊疑问句:特殊疑问词特殊疑问句:特殊疑问词+ Was (Were) +主语主语+表语表语•Who were your best friends in your primary school?(2). (2). 实义动词的一般过去时态实义动词的一般过去时态实义动词的一般过去时态实义动词的一般过去时态•肯定句要使用动词的过去式,否定句和疑问句要使用助动肯定句要使用动词的过去式,否定句和疑问句要使用助动词词do和和 does 的过去式的过去式 did. •肯定句为:主语肯定句为:主语+动词过去式动词过去式+宾语宾语 如:如: I went home at nine o'clock yesterday. 否定句:主语否定句:主语+didn't +动词原形动词原形+宾语宾语 如:如:I didn't go home yesterday. •He didn't tell me about you. 疑问句:一般疑问句:疑问句:一般疑问句:Did +主语主语+动词原形动词原形+宾语宾语如:如: Did you go home yesterday?•Did you study in the school? •肯定回答:肯定回答: Yes, I did.•否定回答:否定回答:No, I didn't. •特殊疑问句:特殊疑问词特殊疑问句:特殊疑问词+did +主语主语+动词原型动词原型+宾语宾语•When did you finish your homework last night? •What did you do the day before yesterday? (3). (3). 助动词和情态动词过去式如下助动词和情态动词过去式如下助动词和情态动词过去式如下助动词和情态动词过去式如下shall―should(将要)用于第一人称单数(将要)用于第一人称单数 will―would(将要)用于所有人称(将要)用于所有人称can― could(能,会)(能,会) may―might(可(可以)以) must―must (必须)(必须)have to―had to(不得不)(不得不) 助动词和情态动词的过去时态要使用他们助动词和情态动词的过去时态要使用他们的过去式,的过去式,后面的动词还使用原形。
后面的动词还使用原形如:如: I had to do my homework yesterday. (昨天我不得不做作业昨天我不得不做作业) 2. 2. 一般过去时态动词变化形式一般过去时态动词变化形式一般过去时态动词变化形式一般过去时态动词变化形式•一般过去时态由动词的过去式表示大多数动词一般过去时态由动词的过去式表示大多数动词的过去式是在动词原形后加上的过去式是在动词原形后加上ed构成这类动词构成这类动词称为规则动词称为规则动词1)) 一般情况下在词尾直接加一般情况下在词尾直接加ed 如:如:play―played work―worked2)) 以以e结尾的动词只加结尾的动词只加d. 如:如:like--- liked love―loved 3)) 以辅音字母以辅音字母+Y结尾的动词,变结尾的动词,变Y为为I,再加,再加ed. 如:如:study―studied carry―carried4)) 以重读闭音节结尾的动词,如果末尾只有一以重读闭音节结尾的动词,如果末尾只有一个辅音字母,要双写最后这个辅音字母,再加个辅音字母,要双写最后这个辅音字母,再加ed. 如:如:stop―stopped 句型转换句型转换句型转换句型转换•1.Did she study English well?(改为肯定句改为肯定句) She________English well.•2.I went to Los Angeles two years ago.(对划线部分对划线部分提问提问)• _______did you______to Los Angeles?•3.It took us about nine hours to get there.(对划线部对划线部分提问分提问)•______ _________ __________it _______you to get there?•4.We saw the homes of the movie stars there.(同上同上)•_______ did you_______there?•5.We got here by bike.(同上同上)•_____ _____you_____here?句型转换句型转换句型转换句型转换•1.Did she study English well?(改为肯定句改为肯定句) • She studied English well.•2.I went to Los Angeles two years ago.(对划线部分对划线部分提问提问)• When did you go to Los Angeles?•3.It took us about nine hours to get there.(对划线部对划线部分提问分提问)• How long did it take you to get there?•4.We saw the homes of the movie stars there.(同上同上)•What did you see there?•5.We got here by bike.(同上同上)• How did you get here?不规则动词过去式不规则动词过去式不规则动词过去式不规则动词过去式•am (是是) --was •is(是)(是)--was •are(是)(是)--were• begin(开始)(开始)--began bring(拿来)(拿来)--brought can(能)(能)--could•catch(捉住)(捉住)--caught•come(来)(来)--came cut(砍,割)(砍,割)--cut •dig(挖,掘)(挖,掘)--dug•do(做,干)(做,干)--did•draw(画画(画画,拉)拉)--drew drink(喝)(喝)--drank•drive(驾驶)(驾驶)--drove•eat(吃)(吃)--ate •fall(跌倒,落下)(跌倒,落下)--fellfeel(感觉)(感觉)--felt •fly(飞)(飞)--flew •get(获得)(获得)--got •give(给)(给)---gave •go(去)(去)--went••grow(生长)(生长)--grew•have (has)(有)(有)--had•hurt(伤害)(伤害)--hurtkeep(保持)(保持)--kept know(知道,认识)(知道,认识)--knew, •learn(学习)(学习)--learnt/learned• leave (离开)(离开)--left •let(让)(让)--let •lie(躺,平放)(躺,平放)--lay•make(使得,做)(使得,做)--made •may(可以)(可以)--might must(必须)(必须)--must •read(读)(读)--read •ride (骑)(骑)--rode •ring (鸣铃)(鸣铃)--rang • run (跑)(跑)--ran•say (说)(说)--said•see (看见)(看见)--saw •sell (卖)(卖)--sold send(送)(送)--sent•set (放)(放)--set •sing(唱歌)(唱歌)--sang •sit (坐)(坐)--sat sleep (睡觉)(睡觉)--slept smell(闻)(闻)--smelt •speak(说话)(说话)--spoke, •spend (花费)(花费)--spent, •stand (站立)(站立)--stood,•swim (游泳)(游泳)--swam, take (拿到)(拿到)--took, teach(教)(教)--taught,• tell (告诉)(告诉)--told, •think(认为)(认为)--thought,•throw(投掷)(投掷)--threw, •understand(懂得)(懂得)--understood, •wake(唤醒)(唤醒)--woke, •wear(穿)(穿)--wore, •will(将要)(将要)--would, •win(获胜)(获胜)--won, •write(写)(写) --wrote 。