一般现在时
一、定义与讲解
1、一般现在时：表示经常性的事情，经常性的动作或一直存在事实和状态。
比如： he is a boy. （表示一直存在的事实）
He goes go work every day (表示经常性的事情）
下面的句子都是一般现在时，请你参考：
（1）I like swimming.
（2）He wants to go to sleep.
（3）They usually go to school by bike.
（4）I take the medicine three times a day.
（5）She helps her mother once a week.
（6）Mary’s father is a policeman.
（7）There are 50 students in my class.
2、一般现在时的用法及变形.
一般现在时要注意以下几点：
（1）有am,is,are及情态动词的句型变疑问句调换am,is,are及情态动词和主语的位置，否定回答在am,is,are及情态动词的末尾加not.否定句直接在后面加not.
例如：he is a student. - Is he a student ? - Yes,he is./No, he isn’t.
He is a student - he isn’t a student.
I can ride bike. - can you... I can’t...
（2）有动词的句型变疑问句在句首加上助动词Do，第三人称单数加Does.否定回答在Do或
Does后面加not
例如：I like swimming . - Do you like swimming ? - Yes, i do/ No, i don’t.
I like swimming. - I don’t like swimming.
（3）第三人称单数在动词的末尾要加s或es，以s,ch,sh结尾的单词加es,特殊单词特殊记.
例如：He goes to school at 7:00 every day.
要特别注意在什么情况要使用一般现在时.
现在请你完成一些练习，让你更熟练地掌握一般现在时：
（一）．用动词的适当形式填空
1. She _________(go) to school at seven o’clock.
3. He usually ___________ up at 17:00.(get )
4. She ___________ (live) in Beijing.
7. My father __________ (watch) TV every evening .
9．________ Amy _________ (read) English every day
10. Chen Jie sometimes _________(go)to the park with her sister.
（二）.选择填空
1．I want____homework now.
A. doing
B. to do
C. to do my
D. do my
2．It's time______.
A. go to school
B. play games
C. to go home
D. to do my homeworks
3．______go and help her.
A. Let's me
B. Let's us
C. Let's
D. Let's to
4．Do they have a new car? Yes,_____.
A .they are B.they have C. they don't D. they do
5．He often _________ supper at 6:00 in the evening.
A. have
B. has c. is having D. is eating
6. We _____________ any Chinese classes on Friday.
A. are having
B. aren’t having
C. don’t have
D. are have
（三）、用括号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.
（四）、按要求改写句子。
1. Do you often play football after school? (肯定回答)
2. I have many books. （改为否定句）
