be动词用法歌：九份我用am,你用are，is连接他，她，它。
单数名词用is，复数名词全用are。
变疑问，往前提，句末问号莫丢弃。
变否定，更容易，be后not莫忘记。
疑问否定任你变，句首大写莫迟疑。
一、在下面的短文中填上恰当be动词。
I ______ a girl. My name _______ Mary. I ______ 12 years old. Here ______ my family photo. Look! These ______ my parents and those _______ my grandparents. This boy ______ my brother. He ________ 15 years old now. That ______ my cat, Mimi. It ______ very lovely.二、在下面的题目中填上恰当的Be动词。
1. I ________ Kitty.2. She _______ a student.3. Jane and Tom _________my friends.4. My sisters _______ tall.5. _______ there a table in the room?6. There _____ some glasses on it.7. There ________many monkeys in the zoo.8. There_________ a beautiful rainbow in the sky.9. I _______ at school now. 10. We ________ students.11. They ________ in the zoo. 12. Yang Ling ________ ten years old.13. There ________ an apple on the plate.14. There ________ some milk in the glass 15. The cat _______ on the chair. 16. There _________some water in the glass. 17. There __________ some bread on the table. 18. Where ________ your friends?19. How old __________ you?练习: 一、用am, is, are 填空1) I _____ a student. 2) You ____ a doctor.3) ____she Kitty? 4) _____ you Chinese?5) He _____ in Shanghai .6) It_____ a car.7) They ____ cars 8) ____ your mother in the room?9) _____your friends in the room? 10) What ____ your name?11) These _____ buses. 12) Those _____oranges.13) Where _____ your mother? 14) How old _____ your sister?照样子改写句子例题：1. I __am___ a boy. __Are_ you a boy? No, I _am__ not.2. The girl______ Jack’s sister.3. The dog _______ tall and fat.4. Miss Zhang _______ a teacher.5. ______ your brother in the classroom?6. She ______ at home.7. Mike and Kitty ______ in the zoo.8. This______ my dress.9. They _____ nice flowers.10 That ______ my red skirt.11. The books ______ on the desk.一般现在时：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。
第二，请看我的面目--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。
第三，我的变化--否定句、一般疑问句、特殊疑问句：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?小学英语一般现在时练习题一、变否定句。
1. He wants a book.2. Jimmy washes hands before dinner.3. Lisa likes milk very much.4. They walk to school.5. Lingling and Dandan are 10 years old.6. I am Chinese.7. Ben is from America.二、变一般疑问句并作肯定和否定回答。
1.He wants a book.2. Jimmy washes hands before dinner.3. Lisa likes milk very much.4. They walk to school.5. Lingling and Dandan are 10 years old.6. I am Chinese.7. Ben is from America.三、划线提问。
1. He wants a book.2. Jimmy washes hands before dinner.3. Lisa likes milk very much.4. They walk to school on Monday.5. Lingling and Dandan are 10 years old.6. I am a doctor.7. Ben is from America.一般过去时1．一般过去时表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用。
一般过去时也表示过去经常或反复发生的动作。
2．Be动词在一般过去时中的变化：⑴am 和is在一般过去时中变为was。
（was not=wasn't）⑵are在一般过去时中变为were。
（were not=weren't）⑶带有was或were的句子，其否定、疑问的变化和is, am, are一样，即否定句在was 或were后加not，一般疑问句把was或were调到句首。
3．句中没有be动词的一般过去时的句子否定句：didn't +动词原形，如：Jim went home yesterday.Jim didn't go home yesterday.一般疑问句：在句首加did，句子中的动词过去式变回原形。
如：Jim went home yesterday.Did Jim go home yesterday?特殊疑问句：⑴疑问词+一般疑问句？如：Jim went home yesterday.Did Jim go home yesterday?What did Jim do yesterday?动词过去式变化规则：1．一般在动词末尾加-ed，如：pull-pulled, cook-cooked2．结尾是e加d，如：taste-tasted3．末尾是辅音字母加一个元音字母和一个辅音字母的重读闭音节，应双写末尾的辅音字母，再加-ed，如：stop-stopped4．以“辅音字母+y”结尾的，变y为i，再加-ed，如：study-studied5．不规则动词过去式：过去时练习写出下列动词的过去式is\am_____________ fly____________ are ____________drink_____________ play___________ go______________ make ________ does_____________ dance__________ ask ___________eat____________ draw____________put ____________throw____________ pass____________ do __________Be动词的过去时练习（1）一、用be动词的适当形式填空1．I _______ at school just now.2．He ________ at the camp last week.3．We ________ students two years ago.4．They ________ on the farm a moment ago.5．Yang Ling ________ eleven years old last year.二、句型转换1. It was exciting.否定句：________________________________________________一般疑问句：____________________________________________肯、否定回答：__________________________________________2. All the students were very excited.否定句：________________________________________________一般疑问句：____________________________________________肯、否定回答：__________________________________________3. They were in his pocket.否定句：________________________________________________一般疑问句：____________________________________________肯、否定回答：__________________________________________ 4．There was a car in front of the house just now.否定句：________________________________________________一般疑问句：____________________________________________肯、否定回答：__________________________________________肯、否定回答：__________________________________________.行为动词的过去时练习（1）一、用行为动词的适当形式填空1. He _________ (live) in Wuxi two years ago.2. The cat ________ (eat) a bird last night.3. We _______ (have) a party last Halloween.4. Nancy ________ (pick) up oranges on the farm last week.5. I ________ (make) a model ship with Mike yesterday.6. They ________ (play) chess in the classroom last PE lesson.7. My mother _______ (cook) a nice food last Spring Festival.8. The girls ________ (sing) and _______ (dance) at the party.二、句型转换1. Su Hai took some photos at the Sports day.否定句：________________________________________________一般疑问句：____________________________________________肯、否定回答：__________________________________________2. Nancy went to school early.否定句：________________________________________________一般疑问句：____________________________________________肯、否定回答：__________________________________________ 3. We sang some English songs.否定句：________________________________________________一般疑问句：____________________________________________肯、否定回答：__________________________________________ 4. They played football in the playground.否定句：________________________________________________一般疑问句：____________________________________________肯、否定回答：__________________________________________过去时综合练习（1）一、用动词的适当形式填空1. It ______ (be) Ben's birthday last Friday.2. We all ______ (have) a good time last night.3. He ________ (jump) high on last Sports Day.4. Helen ________ (milk) a cow on Friday.5. She likes ______ newspapers, but she ______ a book yesterday. (read)6. He _______ football now, but they _______ basketball just now. (play)7. Jim's mother _________ (plant) trees just now.8. _______ they ________ (sweep) the floor on Sunday? No, they _____.9. I _______ (watch) a cartoon on Monday.10. We ___________ (go) to school on Sunday.。