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六年级一般现在时

时态(tense)是表示行为动作和状态在不同的时间条件下的动词形式。不同的时态用来表示不同的时间发生的动作或存在的状态。汉语中用着,了,过等表达不同时间发生的动作,而英语中则通过改变动词的形态来区别不同时间发生的事。get-got, fail-failed, am/is-was, are-were


一般现在时自述

第一,一般现在时就是表示现在发生的一些事情: be动词用am,is,are,行为动词用动词原形或者动词的三单形式
1.表示事物或人物的特征、状态。如:The sky is blue.天空是蓝色的。He looks happy.他看起来开心的。
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。I read English for half
an hour every day.我每天看半个小时的英语。
3.表示客观现实,自然现象。如:The earth goes around the sun.地球绕着太阳转。

第二,构成:
1. be动词:人或物+be(am,is,are)+其它。如:
I am a boy.我是一个男孩。The sky is blue.天空是蓝色的。
2.行为动词:人或物+行为动词(+其它)。如:
We study English.我们学习英语。Mary goes swimming every day. 玛丽每天去游泳。
当主语为第三人称单数(he, she,it)时,要在动词后加"-s"或"-es"。如:Mary likes Chinese.玛丽喜欢汉语。The earth goes around the sun.地球绕着太阳转。

第三,肯定句的变为否定句、一般疑问句、特殊疑问句:
1. be动词的变化。
否定句:人或物+ be + not +其它。
如:He is a worker.他是工人-He is not a worker.他不是工人。 I am not a boy.我不是一个男孩。
The sky is not blue.天空不是蓝色的。
 
一般疑问句:把be动词提到人或物前面 Be +人或物+其它? 回答:Yes,人或物+be/No,人或物+be not.
如:-Are you a student?
-Yes. I am. / No, I'm not.
—Is she a good student? -Yes,she is./No,she isn't.
 
特殊疑问句:疑问词+一般疑问句。如:-Where is my bike? -It is in the house.

2.行为动词的变化。
否定句:人或物+ don't( doesn't ) +动词原形(+其它)。如:
 I don't like bread. He doesn't play sports.
 当人或物为第三人称单数时,要用doesn't构成否定句。如:
 He doesn't often play.
 
一般疑问句:Do( Does ) +人或物+动词原形+其它。如:
 - Do you often play football?
 - Yes, I do. / No, I don't.
 当人或物为第三人称单数时,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 brother go to school?
He goes school by taxi.

小学英语一般现在时练习题
一、变否定句。
1. He wants a book.

2. Jimmy washes hands before dinner.

3. Lisa like

s milk very much.

4. They walk to school.

5. Lingling and Dandan are 10 years old.

6. I am Chinese.

7. Ben is from America.

二、变一般疑问句并作肯定和否定回答。
1.He wants a book.


2. Jimmy washes hands before dinner.


3. Lisa likes milk very much.


4. They walk to school.


5. Lingling and Dandan are 10 years old.

6. I am Chinese.


7. Ben is from America.


三、划线提问。
1. He wants( a book).

2. Jimmy( washes hands) before dinner.

3. Lisa( likes milk) very much.

4. They walk to school (on Monday).

5. Lingling and Dandan are( 10 years old).

6. I am (a doctor).

7. Ben is from ( America).



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