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语法及练习1 be动词
Be 动词的用法:一个句子里肯定有动词,无非就是be动词 ,动词,助动词(do does)加上动词
Be动词包括:am ,is , are
口诀:I用am, you用are, 复数全用are,is 用在其它。
(1) 肯定和否定句 I am (not) from London.
He is(not) a teacher.
She is(not) in the dining room.
My hair is(not) long.
Her eyes are(not) small.
(2) 一般疑问句 Am I a Chinese? Yes, you are. No, you aren’t.
Are they American? Yes, they are. No, they aren’t.
Is the cat fat? Yes, it is. No, it isn’t.
用恰当的be动词填空。
1. I ______ a boy. ______ you a boy? No, I _____ not.
2. The girl______ Jack's sister.
3. The dog _______ tall and fat.
4. The man with big eyes _______ a teacher.
5. ______ your brother in the classroom?
6. Where _____ your mother? She ______ at home.
7. How _______ your father?
8. Mike and Liu Tao ______ at school.
9. Whose dress ______ this?
10. Whose socks ______ they?
11. That ______ my red skirt.
12. Who ______ I?
13.The jeans ______ on the desk.
14. Here ______ a scarf for you.
15. Here ______ some sweaters for you.
16. The black gloves ______ for Su Yang.
17. This pair of gloves ______ for Yang Ling.
18. The two cups of milk _____ for me.
19. Some tea ______ in the glass.
20. Gao shan's shirt _______ over there.
21. My sister's name ______Nancy.
22. This ______ not Wang Fang's pencil.
23. ______ David and Helen from England?
24. There ______ a girl in the room.
25. There ______ some apples on the tree.
26. _______ there any kites in the classroom?
27. _______ there any apple juice in the bottle?
28. There _______ some bread on the plate.
29. There _______ a boy, two girls, three men and ten women in the park.
30. You, he and I ______ from China.
助动词协助主要动词完成以下功用,
可以用来:
a. 表示时态,例如: He is singing. 他在唱歌。 He was got married. 他已结婚。
b. 表示语态,例如: He was sent to England. 他被派往英国。
c. 构成疑问句,例如: Do you like college life? 你喜欢大学生活吗? Did you study English before you came here? 你来这儿之前学过英语吗? d. 与not合用,构成否定句,例如: I don't like him. 我不喜欢他。
3) 最常用的助动词有:be, have, do, shall, will, should, would编辑本段be动词am,is,are的用法
现在进行时be动词+现在分词)
1. am,is,are +现在分词,构成进行时态,例如: They are having a meeting. 他们正在开会。 English is becoming more and more important. 英语现在越来越重要。
2) am,is,are + 过去分词,构成被动语态,例如: The window was broken by Tom.. 窗户是汤姆打碎的。 English is taught throughout the world. 世界各地都教英语。
3)am,is,are+ 动词不定式,可表示下列内容:
a. 用现在时表示最近、未来的计划或安排,
例如: He is to go to New York next week.. 他下周要去纽约。 We are to teach the freshpersons. 我们要教新生。 说明: 这种用法也可以说成是一种将来时态表达法。
b. 表示命令,例如: You are to explain this. 对此你要做出解释。 He is to come to the office this afternoon. 要他今天下午来办公室。 c. 征求意见,例如: How am I to answer him? 我该怎样答复他? Who is to go there? 谁该去那儿呢? d. 表示相约、商定,例如: We are to meet at the school gate at seven tomorrow morning. 我们明天早晨7点在校门口集合。编辑本段助动词have的用法
现在完成时
1) have +过去分词,构成完成时态,
例: He has left for London. 他已去了伦敦。 By the end of last month, they had finished half of their work. 上月未为止,他们已经完成工作的一半。 2)have + been +现在分词,构成完成进行时(正在完成时),例: I have been studying English for ten years. 我一直在学英语,已达十年之久。 3)have+been +过去分词,构成完成时态的被动语态,例: English has been taught in China for many years. 中国教英语已经多年。
助动词do 的用法
1) 构成一般疑问句,
例如: Do you want to have lunch? 你想通过大学英语测试吗? Did you study English? 你们学过德语吗?
2) do + not 构成否定句,
例如: I do not want to have lunch. 我不想挨批评。
He doesn't like to study. 他不想学习。
In the past, many students did not know the importance of English. 过去,好多学生不知道英语的重要性。
月份与星期
January (Jan)一月
February (Feb)二月
March (Mar)三月
April (Apr)四月
May (May)五月
June (Jun)六月
July (Jul)七月
August (Aug)八月
September (Sep)九月
October (Oct) 十月
November (Nov) 十一月
December (Dec)十二月
星期一Monday
星期二Tuesday
星期三Wednesday
星期四Thursday
星期五Friday
星期六Saturday
星期日Sunday
of用法:
①.表示“所有”,“属于……的”的意思
Kate is a friend of my sister’s. 凯特是我妹妹的一个朋友。
This is a book of mine. 这是我的一本书。
②.表示“……的数量或种类”的意思
a cup of tea 一杯茶 a glass of water 一杯水
a piece of news 一条消息 a bag of rice 一袋大米
③.表示物质成分,“由……组成的,由……构成的”的意思
The desk is made of wood.书桌是木制的。
④.表示“关于……的”的意思
There is a map of China on the wall.
墙上有一张中国地图。
⑤.表示原因
His brother died of bone cancer.
他的哥哥死于骨癌。
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