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一般现在时
一般现在时基本用法介绍
【 No. 1】一般现在时的功能
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。
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)时,要在动词后加 "-s"或 "-es"。如: Mary likes Chinese.玛丽喜欢汉语。
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?
动词 +s的变化规则
1.一般情况下,直接加 -s,如: cook-cooks, milk-milks
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
一般现在时用法专练 :
一、 写出下列动词的第三人称单数
drink ________ go _______ stay ________ make ________
look _________ have_______ pass_______ carry ____
come________ watch______ plant_______ fly ________
study_______ brush________ do_________ teach_______
二、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.
11. Mike _______(like) cooking.
12. They _______(have) the same hobby.
13. My aunt _______(look) after her baby carefully.
14. You always _______(do) your homework well.
15. I _______(be) ill. I’m staying in bed.
16. She _______(go) to school from Monday to Friday.
17. Liu Tao _______(do) not like PE.
18. The child often _______(watch) TV in the evening.
19. Su Hai and Su Yang _______(have) eight lessons this term.
20. - What day _______(be) it today?
- It’s Saturday.
三、按照要求改写句子
1. Daniel watches TV every evening.(改为否定句 )
___________________________________________________
2. I do my homework every day.(改为一般疑问句,作否定回答 )
________________________________________________________
3. She likes milk.(改为一般疑问句,作肯定回答 )
___________________________
4. Amy likes playing computer games.(改为一般疑问句,作否定回答 )
___________________________________________________
5. We go to school every morning.(改为否定句 )
_______________________________________________________
6. He speaks English very well.(改为否定句 )
___________________________________________________
7. I like taking photos in the park.(对划线部分提问 )
________________________________________________________
8. John comes from Canada.(对划线部分提问 )
___________________________________________________
9. She is always a good student.(改为一般疑问句,作否定回答 )
________________________________________________________
10. Simon and Daniel like going skating.(改为否定句 )
___________________________________________________
五、改错 (划出错误的地方,将正确的写在横线上 )
1. Is your brother speak English? __________________
2. Does he likes going fishing? __________________
3. He likes play games after class. __________________
4. Mr. Wu teachs us English. __________________
5. She don’t do her homework on Sundays. _________________ |