大凡现在时
用法：
1.现阶段经常性习惯性动作
2.目前的状况
3.客观真理常用时间状语：sometimes, often,every day, usually, always等
构成：1.动词用原形I like it.
2.当主语是第三人称单数时，动词要加-s(-es)
3.be动词用am，is, areI am a teacher.She likes it.
He is a boy.
They are girls.
否定形式：1.don’t+动词原形I don’t like it.They don’t like it.
2.当主语是第三人称单数时，则为: doesn’t+动词原形He doesn’t like it.把do 或does放在主语的前面，后面动词用原形Do you like it? Do they like it?大凡疑问句：
Does Ann like it?Does he like it ?
动词+s的变化规则(动词的第三人称单数形式)
1．大凡情况下，直接加-s，如：cook-cooks, play-plays
2．以s. x. sh. ch. o结尾，加-es，如：guess-guesses, wash-washes, watch-watches, go-goes3．以“辅音字母+y”结尾，变y为i,再加-es，如：study-studies
4. .动词have，遇到主语是第三人称单数时，要用has；动词be的第三人称单数形式是is。

练习题:
一、写出下列动词的第三人称单数
talk______play______study_______like_______see______swim___stop______ plan______get______run_____wash_____watch_______
guess_______finish______teach_____fish_______reach_______go_______
do___have_______
二、用括号内动词的合适形式填空。

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?
8. The girl _______(teach) us English on Sundays.
9. She and I ________(take) a walk together every evening.
10. Mike _______(like) cooking.
11. They _______(have) the same hobby.
12. My aunt _______(look) after her baby carefully.
13. You always _______(do) your homework well.
14. I _______(be) ill. I’m staying in bed.
15. She _______(go) to school from Monday to Friday.
16. Liu Tao _______(do) not like PE.
17. The child often _______(watch) TV in the evening.
18. Su Hai and Su Yang _______(have) eight lessons this term.
19.－What day _______(be) it today?－It’s Saturday.
20 We often ___________ (play) in the playground.
21. He _________ (get) up at six o“clock.
22. What ________(do) he usually ________ (do) after school?
23. Danny ____________ (study) English, Chinese, math, science and art at school.
24. Mike sometimes __________ (go) to the park with his sister.
25. ________ Mike _________ (read) English every day?
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.(改为大凡疑问句，并作否定回答)
________________________________________________________
3. She likes milk.(改为大凡疑问句，并作肯定回答)
___________________________
4. We go to school every morning.(改为否定
句)____________________________
5. He speaks English very well.(改为否定句)________________________
6. I like taking photos in the park.(对划线部分提
问)__________________________
7. John comes from Canada.(对划线部分提
问)____________________________
8. Do you often play football after school? (肯定回答) _______________
9. I have many books.（改为否定句）_________________________
10. She lives in a small town near New York.（改为大凡疑问句）_________________11. I watch TV every day.（改为大凡疑问句）___________________________
四、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._________________
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