am, is, are的用法I 用am,you 用are,is 用于他她它，复数（句子）都用are。
For example:1. I ____ a student in Loudi No. 3 Middle school.2. She _____ ill at home.3. He ____ our monitor.4. It ____ my pet dog.5. We ____ Chinese.6. _____ you interested in English?7. ____ Tom your roommate?8. Jim and Tommy _____ twin brother.9. I ____ a league member.10. There ____ a lot of birds in the forest.11. The number of the students in our school ____ 12000.12. There _____ 1.3 billion (十亿) people in China.13. The population (人口) of China 1.3 billion (十亿).14. What _____ you going to do this aftenoon?时态一般现在时1. 表示现在经常发生或进行的状态。
2. 动词标志：一般用动词原形，但第三人称单数后动词要加--s 或--es，另外be 和have 有特殊的人称形式。
be 动词用法见上have的用法1. I ____ a bike.2. You ____ a letter.3. He/She ___ a lovely dog.4. We ____ a very nice classroom.5. They _____ a lot fruits.动词第三人称单数后动词要加--s 或--es的变化规则：1. 一般的加s, 例read----reads2. s, x, ch, sh (或o) 结尾的加es. 例teach---- wash---- guess-----watch---- go---- do--- fix(安装，修理)----3. 以辅音字母+y结尾的动词，变y为i再加es, 例fly--- try---carry---作业I 用括号中的动词的适当形式填空1. We often___________(play) in the playgound.2. He _________(get) up at six o’clock everyday.3. __________you _________(brush) your teeth every morning.4. What _____ (do) he usually_____ (do) after school?5. Danny_____ (study) English, Chinese, math, science and art at school.6. Mike sometimes __________(go) to the park with his sister.7. At eight at night, she __________(watch) TV with his parents.8. ________ Mike________(read) English every day?9. How many lessons _________ your classmate ________ (have) on Monday?10. What time _________ his mother_________ (do) the housework at weekdays?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.II 按要求改写句子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)________________________________________________________________现在进行时表示现在正在发生或进行的动作标志性时间状语：now, look, listen，It’s …o’clock,构成形式：主语+be+现在分词。
eg.The students of Class Two are singing . 二班的学生正在唱歌。
She is putting on a yellow sweater . 她正在穿一件黄毛衣。
I am looking at the blackboard . 我正在看黑板。
动词现在分词构成:1．一般在动词原型后加ing如: read---- drink--- eat--- listen--- jump--- wear--- grow--- collect---2．以e结尾的动词，去掉e再加ing如:write --- make---ride--- take---特殊：be---being see---seeing3..以重读闭音节结尾的动词，如果末尾只有一个辅音字母，（只有一个元音字母，而其后跟有一个辅音字母时）要双写结尾的辅音字母再加ing如sit--- swim--- put---run--- get----作业写出下列动词的现在分词stand_________ swim_________ play__________ watch________ skate_________ run__________ sleep_________ jump_________ walk_________ ride__________ clean_________ make________ wash_________ do____________ go__________ listen_________ play __________ come_________ sing__________ have_________write________ dance_________ sit___________ read_________四．不是所有动词都能用现在进行时态的，如：see、like、want、know 等动词往往都不用进行时态。
现在进行时专练一用括号中动词的适当形式填空：1. My parents _________ (watch) TV now.2. Look. Three boys _________(run).3. What _________ your mother _______(do) now?4. _______ your dog _______ now?（sleep）5. _______ you _______(listen) to music? Yes, I am.6. Look, Miss Chen _______ football. (play)7. Tom and his sister _______ (wait) for you over there.8. Now Class 3 and Class 4_______(have) a test.9. Listen, someone _______ (sing) in the classroom.10. ——Where is Zhang Yan?——She _______ (talk) with her teacher in the teacher’s office.11. What are you _________(do) now?I ___________(eat) bread.12. It’s nine o’clock. My father_________(work) in the office.13. Look, the boy____________ (put) the rubbish into the bin.14. ___ he _____ (clean) the classroom? No, he isn’t. He _______ (play).15. Where is Mark? He___________ (run) on the grass.16. Listen, who ____________ (sing) in the music room? Oh, Mary ___________ (sing) there.17.(do) _______you like animals?Yes, I ________What are you _________?I am ________ my homework.18.(dance)My sister likes __________.She can _________well.Now she is ___________19.(swim)Her parents can _______They like ___________They are ___________now二．选择填空：（）1. Who ______ over there now?A. singingB. are singC. is singing （ 2. It’s nine ten. Th e students ______ a music class.A. haveB. havingC. are having （）3. Listen! The boy________A. cryingB. is cryingC. cries（）4. Don’t talk here. Grandparents ______.A. sleepB. is sleepingC. are sleeping （）5. Is the man _______ tea or milk?A. drinksB. drinkC. drinking。