小学英语动词时态ppt课件.ppt

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1、一般现在时,be I am + n./ adj. / 介词短语动 He / She / It is + n./ adj. / 介词短语词 You / We / You / They are + n./ adj. / 介词短语实 I / You / We / You / They + 动词原形 + 意 动 He / She / It + 动词三单形式 + 词,经常性或习惯性的动作或状态。always , often , usually , seldom , every day , sometimes,一般过去时,be I / He / She / It was + n./ adj. / 介词短语

2、动 词 You / We / You / They were + n./ adj. / 介词短语实意动词 各人称单/复数 + 动词过去式 + She was in the USA some years ago.You were the best student in our class last term.He had a new car .We visited our uncle last week.,过去发生的动作或者是一种状态,与现状事实相反。yesterday , last week , an hour ago , a moment ago,一般将来时,I / We + shall +

3、 动词原形 + 各人称单/复数 + will + 动词原形 + be going to + 动词原形 + Shall I / We + 动词原形 + （征求某人意见时）例句：Shall I open the window?,将要发生的动作或事先计划好将要发生的动作。next week , tonight , in five minutes,现在进行时,I am + 现在分词 + He / She / It is + 现在分词 + You / We / You / They + are + 现在分词 + Mom is sleeping at the moment.The scientist is

4、 doing an experiment this week.Jack is coming soon. (按计划将要发生的动作)It is getting dark. (表示事物发生变化的过程),此时此刻正在进行或发生的动作；当前一段时间内持续进行的动作。now , at present , this week , these days,过去进行时,I / He / She / It was + 现在分词 +You / We / You / They were + 现在分词 +Dad was washing the car at six oclock yesterday morning.We

5、were doing our homework at 8:00 last night.I was staying in HK last year.They were building a bridge last year.What were you doing at nine last night?,过去某时刻或某一时间段内一直持续的动作。at six o clock , at that time , last week,现在完成时,I / You / We / You / They + have + 过去分词 + He / She / It + has + 过去分词 + I have alr

6、eady had lunch.They have not rrived yet.He has locked the door.She has been an artist for 3 years.They have been to America. （have been to 去过某地，已经回来） 他们去过美国。They have gone to America. （have gone to 去了某地，还未归来）他们去了美国。,过去完成的动作(对现在有影响)；从过去一直延续到说话时的动作或状态。already / just / yet / ever / never / since / for,

7、陈述句,肯 1. 主语 + 连系动词 + 表语 定 陈 2. 主语 + 谓语（vi）述句 3. 主语 + 谓语（vt）+ 宾语注：不管句子怎么变化，动词（或助动词）总是位于第二位。,表达一种事情或是看法。末尾用句号，朗读用降调。,否定陈述句,1. 谓语为be动词时： be + not + 2. 谓语为实意动词（前面没有be动词及情态动词）时：,3.谓语为“助动词+实意动词”时： 助动词 + not + 实意动词（同肯定句时态一致）例句： I am not going to play games. I have not finished my homework. 4. 谓语为“情态动词+实意动词”时： 情态动词 + not + 动词原形例句： We can not go swimming this weekend. She will not be at the patry tonight. Children should not play on the road.,