内容正文:
be动词的用法和常见句型
be动词是英语中使用频率最高的词类之一,意为“是”。be是原形,在一般现在时中,根据人称和数的变化,它有am,is,are三种形式。
一、be动词的变化
1.人称变化:第一人称单数(1,我)用am.
第三人称单数(he,他;she,她;it.它)用is.
第二人称和复数人称((you,,你,你们we,我们;they,他/她/它们)用are。
2. 数的变化:单数名词和不可数名词用is,复数名词用are。
口诀: 我用am,你用are;
Is用于他她它;
单数不可数用is;
复数形式全用are;
变否定加not;
变疑问,提句首;
遇见some变any.
专项练习
一、用be (is/am/are)填空。
I. She ______a lovely girl.
2. ______ you a student?
3.I______12 years old.
4.Marry and John______ good friends.
5. They ______playing basketball.
6. Who ______ he?
7. My parents______very busy today.
8. The dog ______ Mike' s.
9. You ______ a beautiful girl.
10.She ______ tall and thin
11.Your friend ______ short and strong.
I.I am (缩写形式)______
2.Is(复数形式)______
3.We are(缩写形式)
4.are not(缩写形式)______
5. is not(缩写形式)______
6.she is(完整形式)______
7.it is(缩写形式)______
二、用be动词的适当形式填空。
1.1 a student.I have a friend.She an English girl.
2.Zoom and Zip in the house.
3.-What that? -It a plant.
4.- your mother strict? -Yes,she
5.This a bathroom.Those bedrooms.
6.Miss Wang will our new Chinese teacher.She kind.
7.The tea hot.The vegetables fresh.
8.It a sunny day.There not many clouds in the sky.
三、看图,补全对话。
1. 2. 3. 4.
1.- he ? -He's funny.
2.-Where the football? the bed.
3.- they friendly? -Yes, .
4.-What your father's favourite drink?-His favourite drink___ .
四、按要求完成句子。
1.My sister is shy.(改为一般疑问句)
2.I am tall and strong.(用“you”改写句子)
3.Lisa's cat is in the living room.(对画线部分提问)
4.What's the weather like in Shanghai?(用“cool and rainy”回答)
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5. He is a funny teacher.(改为复数句)
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