be动词的用法

be动词的用法 一 be动词的用法 I用am, you用are, is连着他(he)她(she)它(it). 单数名词用is, 复数名词全用are. 变否定,很简单, not加be在后面. 变疑问,也不难, 只须把be放前. 否定疑问任你变， 注意大小写和标点。 e.g 一 用be动词的适当形式填空 1. I _____ a student. You ____ a teacher. What _____ your mother? 2. His father _____ in Beijing. He ___ a policeman. 3. This book _____ Tom’s. Whose ____ that book? 4. Those rulers _____ long. And these rulers ____ short. 5. What _____ your sister’s name? 6. Where _____ your computer? 7. Look at the bird. It _____ very nice. 8. His friends _____ coming. 9. She _____ a student. This ____ her bag. 10. Our school _____ beautiful. 二 把下面的句子变成否定，疑问并做肯定及否定回答。 1. That is his pencil-case. 2. Her skirt is very nice. 3. My friends are near here. 4. These apples are big. 5. I am a boy. 6. He is Jack. 二 名词复数 规则:1. 一般在名词后直接加-s 2. 以-s, -x –sh -ch结尾的单词后加-es 3. 以“辅音字母+y”结尾的单词先把y变成i再加-es 4. 以-f或-ef结尾的名词把-f或-ef变成-v再加-es 5. 以-o结尾的名词，potato, tomato后加-es 其他加-s 如 photo, radio zero 特别地特别记 Foot-feet tooth-teeth goose-geese Chinese-Chinese Japanese-Japanese deer-deer fish-fish sheep-sheep people-people man-men woman-women policeman-policeman Frenchman-Frenchmen 但 German-Germans Child-children mouse-mice This-these that-those is-are I – we she/he/it-they her/him/it-them 练习 一 把下列名词变成复数 Book pencil-box dress hat bus watch photo leaf wife Factory family hero businessman tooth deer mouse 练习二 把下列句子变成复数形式 1. That is a nice cat. 2. This shirt is his. 3. Is this a banana or an apple? 4. What’s it in English? 5. That is a yellow dress. 6. What color is this watch? 练习三 把下列句子变成单数形式 1. My oranges are nice,. 2. Are those any buses or jeeps? 3. What are these in Chinese? 4. Their friends are near the house. 三 代词的用法 主格 I you he she it we you they 宾格 me you him her it us you them 形物 my your his her its our your their 名物 mine yours his hers its ours yours theirs 用法特点:主格在句子中做主语 宾格在句子中做宾语 在动词或代词后 形物在句子中做定语，后面必须有名词 名词在句子中做主语，宾语和表语，本身含有名词但名词呈前或其后出现。 练习 用适当的代词填空 1. What’s that in Chinese? _____ is a table. 2. Tom has a brother. _____ name is Jack. ______ is a student. This is ______ books. 3, Excuse ______ , is this _______ ruler? No, it isn’t my ruler. _____ is white. 4. Look at the bird. ______ is very beautiful. ______ wings(翅膀) are long. 5. There are some girls under the tree. ______ are playing games. There are ______ bikes. 6. What’s your mother’s job? ______ is a teacher. She loves _____ and I love ______. 综合练习 一 翻译下列句子 1. 她的妈妈是一位英语老师。 2. 这位是我叔叔，我父亲的弟弟。 3. 我们非常热爱中国。 4. 你爸爸姓什么, 5. 这是什么, 是一把椅子。 6. 你的小刀是什么颜色, 是黄色。 7. 你叫什么名字, 我叫林涛。 8. 这是你的书桌吗,不是的，是我的同桌的。 二 按要求转换句型。 1. I am a teacher. (否定句) 2. This is my desk. (疑问句) 3. These are yellow chairs. (划线提问) 4. Is that your pen? (肯定回答) 5. My sweater is red. (划线提问) 三 根据对话内容填空。 A: Good morning! B: _____________! A: ____________________? B: My name is Tom. A: How are you? B: ________, __________. And you? A: ____________, too. B: _________ this in English? A: ________ a shirt. B: Is it _______? A: _______, it is. B: _________________. A: Thank you. B: Goodbye. A: _________.