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  • 小学英语必须掌握的四大时态

    阅读: 2024/9/30 9:31:07

    时态是英语中一个重要的语法范畴,小学英语主要是如下的四大时态:一般现在时、现在进行时、一般过去时、一般将来时。

    一

    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1.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?

    Yes,I am./No,I am not.

    Is he tall?

    Yes,he is./No,he isn’t.

    组成2.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 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.

    动词第三人称单数变化

    1. 在原单词末尾加s , 如:like – likes

    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

    二

    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,双写末尾的辅音字母.如:swim-swimming

    三

    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

    四

    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

    组成1.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2.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.

    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.

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