小学英语动词时态ppt课件.ppt

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1、 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 be I / He / She / It was + n./ adj. / 介词短语 动 词 Yo

2、u / 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 I / We + shall + 动词原形 +

3、 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 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 doing an

4、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 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 were doin

5、g 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 I / You / We / You / They + have + 过去分词 + He / She / It + has + 过去分词 + I have already had lu

6、nch. 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 肯 1

7、. 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。 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： 现在时现在时过去式过去式am not am notwas notwasntis notisntwere not werentare notarent第一人称及其他第一人称及其他三单三单过去时过去时 do not + 动词原形I dont like .You dont lik

8、e .We dont like .You dont like .They dont like . does not + 动词原形 He doesnt like . She doesnt like . It doesnt like . did not + 动词原形 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.常用助动词：常用助动词：be , do , have , shall(should) , will(would) 常用情态动词：常用情态动词：shall , should , will , would , can , could , may , might , must , dare, need , ought to