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2023年初中英语语法动词时态专题讲解:一般现在时

2023-07-12 11:10:01佚名
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时态1:一般现在时

一、一般现在时的定义

1.表示事物或人物的特征、状态。如:

The sky is blue.

天空是蓝色的。

2.表示经常性或习惯性的动作。如:

I get up at six every day.

我每天六点起床。

3.表示客观现实。如:

The earth goes around the sun.

地球绕着太阳转。

二、一般现在时的构成

1. be动词:

主语+be(am,is,are)+其它。如:

I am a boy.

我是一个男孩。

2.行为动词:

主语+行为动词(+其它)。如:

We study English.

我们学习英语。

当主语为第三人称单数(he, she,it或其它相当于第三人称的词)时,要在动词后加-s或-es。如:

Mary likes Chinese.

三、一般现在时的变化

1. be动词的变化。

否定句:

主语+ be + not +其它。如:

He is not a worker.

他不是工人。

一般疑问句:

Be +主语+其它。如:

-Are you a student?

-Yes. I am. / No, I'm not.

特殊疑问句:

疑问词+一般疑问句。如:

Where is my bike?

2.行为动词的变化。

否定句:

主语+ don't( doesn't ) +动词原形(+其它)。如:

I don't like bread.

当主语为第三人称单数时,要用doesn't构成否定句。如:

He doesn't often play.

一般疑问句:

Do( Does ) +主语+动词原形+其它。如:

- Do you often play football?

- Yes, I do. / No, I don't.

当主语为第三人称单数时,要用does构成一般疑问句。如:

- Does she go to work by bike?

- Yes, she does. / No, she doesn't.

特殊疑问句:

疑问词+一般疑问句。如:

How does your father go to work?

四、拓展提升:

☞2019年中考英语一般现在时态考题汇集

补充:动词三单的变化规则

1.一般情况下,直接加s,如:cook-cooks, stay-stays

2.以s, x, sh, ch, o结尾,加es,如:guess-guesses, wash-washes, watch-watches, go-goes

3.以“辅音字母+y”结尾,变y为i, 再加-es,如:study-studies

4. 以“元音字母+y”结尾,直接加-es,如:stay-stays play-plays

课堂练习:

用括号内动词的适当形式填空。

1. He often ______ (have) dinner at home.

2. Daniel and Tommy _____ (be) in Class One.

3. We _____ (not watch) TV on Monday.

4. Nick _____ (not go) to the zoo on Sunday.

5. ____ they _____ (like) the World Cup?

6. What _____ they often _____ (do) on Saturdays?

7. _____ your parents _____ (read) newspapers every day?

8. The girl _____ (teach) us English on Sundays.

9. She and I ______ (take) a walk together every evening.

10. There ______ (be) some water in the bottle.

(has,are,don't watch,doesn't go, Do...like, do...do, Do...read, teaches, take, is)

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