一般现在时
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, are
I 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?
一般疑问句：
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)
1．一般情况下，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-goes 3．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. 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.(改为一般疑问句，并作否定回答) ________________________________________________________ 3. She likes milk.(改为一般疑问句，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. （改为一般疑问句）_________________ 11. I watch TV every day. （改为一般疑问句）___________________________ 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. _________________
