小学英语四种时态总结
1. 一般现在时。主要描述经常会发生的动作、状态或不变的真理。句末常出现every day/week/year/Monday , in the morning, 句中常有always, usually, often, sometimes 组成:主语+be+名词(形容词)
I am a student. He is tall. 否定句:在be 后加not
I am not a student. He is not tall. 疑问句:be 动词提前到第一位。
Are you a student? Is he tall? Yes, I am. / No, I am not.Yes, he is. / No, he isn’t. 主语+动词+地点+时间
We go to school on Monday. He goes to the park on Sunday.
否定句:主语+don’t/doesn’t’t+动词原形+地点+时间 We don’t go to school on Monday. He doesn’t’t go to the park on Sunday. 疑问句:在句首加do或does
Do you go to school on Monday? Yes, we do./ No, we don’t. Does he go to the park on Sunday? Yes, he does./ No, he doesn’t’t.
动词单三变化:1. 在原单词末尾加s , 如:like – likes
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2. 单词以o, sh, ch, s, x 结尾加es, 如:go – goes 3. 单词末尾为辅音+y结尾去y加ies 如:study- studies
2. 现在进行时:主要叙述正在发生的事情。句末常出现now, 句首常出现look, listen
组成:主语+be +动词ing形式 I am reading English. They are swimming. He is playing football. 否定句:在be后加not I am not reading English. They are not swimming. He is not playing football. 疑问句:将be 放到第一位。
Are you reading English? Yes, I am./ No, I am not. Are they swimming? Yes, they are. / No, they aren’t. Is he playing football? Yes, he is. / No, he isn’t. 动词变ing形式:1.在动词末尾加ing. 如:play- playing 2. 末尾有e 要去e加ing. 如:ride – riding 3. 末尾以辅音元音辅音结尾 双写末尾一个辅音如:swim-swimming 3. 一般将来时。 主要描述将来要发生的事情。 句末常出现next Monday/week/ year, tomorrow
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组成:主语+be going to +动词原形 I am going to visit Ann. They are going to draw a dog. She is going to ride a horse. 否定句:在be后加not
I am not going to visit Ann. They are not going to draw a dog. She is going to ride a horse. 疑问句:将be提前
Are you going to visit Ann? Yes, I am. / No, I am not. Are they going to draw a dog? Yes, they are./ No, they aren’t. Is she going to ride a horse? Yes, she is. / No, she isn’t. 组成:主语+will+动词原形 I will go to the library. They will clean the house. She will eat breakfast at home.
否定句:在will 后加not 或将will not 写为won’t I will not go to the library. They will not clean the house. She will mot eat breakfast at home. 疑问句:将will 提前
Will you go to the library? Yes, I will./ No, I won’t.
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Will they clean the house? Yes, they will. / No, they won’t. Will she eat breakfast at home? Yes, she will. /No, she won’t. 4.一般过去时:主要描述过去发生的事情. 句末常出现last night/week/Monday/year, yesterday, ago 组成:主语+动词过去式 I was a pilot. They were busy.
He went to the market. 否定句:在be后加not 在普通动词前加didn’t 动词恢复原形。 I was not a pilot. They were not busy. He didn’t go to the market.
疑问句:提前be 动词或在句前加did
Were you a pilot? Yes, I was./ No, I wasn’t. Were they busy? Yes, they were./ No, they weren’t. Did they go to the market? Yes, they did. / No, they didn’t. 动词变过去式:1. 在原次末尾加ed 或d 如:play-played like-liked 2. 辅音加y 结尾去y加ied 如:study-studied 3. 辅音元音辅音结尾双写最后一个字母加ed 如:stop-stopped
特殊变化:can-could do-did eat-ate go-went hit-hit pit-put sit-sat come-came get-got have-had see-saw begin-began
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give-gave win-won read-read am/is-was are-were run-ran hear-heard hide-hid lay-laid cut-cut wake-woke fall-fell
连系动词be是am, is, are三者的原形,一般不直接出现在句子中,而是以am, is, are的形式出现。它们各有分工,而且随着主语的人称和数的变化而变化。am最专一,始终跟着I转;are 跟you, we及表复数名词或复数意义的词连用;is的交际最广泛,is与“他、她、它”形影不离,至于名词单数,指示代词(this/that)都与is结下不解之缘。
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