Unit 2 语法
知识点1 help的用法
help sb. (to) do sth. 帮助某人做某事
help sb. with sth. 帮助某人做某事
我喜欢帮妈妈做家务。____________________________________________
知识点2 表示“花费”的表达方式
It takes about 40 minutes. 这大约要花二十分钟。
(1)It takes sb. + 时间 + to do sth. 表达花费某人多少时间
从我家到学校大约要花费三十分钟。
___________________________________________
sb spend time / money on sth=sb spend time / money (in) doing sth.
花费时间/金钱做某事
他们每天花费一个小时游泳。
_________________________________________________
(3)sth. costs (sb.) + 金钱 某物花了(某人)多少钱
这本书花了他五十元。 _______________________________________________
(4)sb pay money for sth. 某人付钱买……
pay for sth. 付……的钱
我妈妈付10元钱买这朵花。 __________________________________________________
知识点3 more than的用法
more than+数词 超过,多于
如:More than thirty students are boys in our class.
more than + 名词 不仅仅是
如:Joe is more than a writer. He is a cook , too.
more than + 形容词 很,非常
如:I’m more than happy to see you.
冠词
考点1 冠词的概念
冠词是用在名词前面,说明名词所表示的人或事物的词。英语中的冠词一共有三个:a,an,the,其中a和an是不定冠词,the是定冠词。
冠词不能离开名词单独使用,本身没有意义,必须和名词连用。如:
a book , an egg , the elephant
考点2 不定冠词
不定冠词a,an只用在可数名词单数前,基本意思是“一个”。其中a用在读音以辅音开头的单词前,an用在读音以元音开头的单词前。如:
a pencil, a desk, a bottle,an old man, an apple, an eraser
不定冠词的用法
1.表示同一类人或物
A bee has six legs.
2.泛指一类名词中的某一个
Liu Xiang is a famous player.
3.表示数量“一”,相当于one或every.
There are seven days in a week.
4.用于习语中
a little 一点儿 a lot of 许多
5.易错点:
(1)有些名词虽然首字母是元音字母,但发音却以辅音开头,这时名词前要用a。
an university (×)→ a university
an uniform (×)→ a uniform
an useful book(×)→ a useful book
an European stamp (×)→ a European stamp
(2)有些名词虽然首字母是辅音字母,但名词发音却以元音开头,这时名词前要用an。
a hour (×)→ an hour
a honest boy (×)→ an honest boy
考点3 定冠词
定冠词the通常对修饰的名词有指定作用,表示“这个,那个,这些,那些”。如:the book, the apples等。
定冠词的主要用法
1.特指某人或某物。
The man under the tree is my father.
2.特指上文提到的人,事,物。
I have a box, the box is in my bag.
3.指双方都知道的。
Open the door,please!
4.指世上独一无二的东西。
The sun is bigger than the moon.
5.用在形容词前表示一类人。
the poor 穷人 the young 年轻人
the old 老年人 the blind 盲人
6.用在姓氏前表示一家人。
The Greens are at table. 格林一家在吃饭。
7.用在序数词,形容词最高级及形容词same等词前面。
Lucy and Lily are in the same class. 露西和丽丽在同一个班级。
Sunday is the first day of the week. 周日是一周的第一天。
The Changjiang River is the longest river of China.
长江是中国最长的河流。
8.用在表示西洋乐器的名词前。
I can play the piano. 我会弹钢琴。
9.用在习语中。
all the same 仍然
all the time 一直
at the same time 同时
by the way 顺便说
do the washing 洗衣服
in the morning/afternoon/evening 在上午/下午/晚上
考点4 零冠词
1.国名、人名、城市、班级等专有名词前。如:
Canada, Beijing, Alice,Class Two
2.不可数名词前面通常不加不定冠词,但可以加定冠词修饰。
Water is important to us. 水对我们很重要。
Where is the juice 果汁在哪儿?
3.季节、月份、星期、节日等名词前。
It’s autumn now. It’s cool. 现在是秋天,天气凉爽。
We don’t go to school on Sunday or Saturday. 我们周六、周日不用上学。
4.在三餐、球类运动和娱乐运动的名词。
have breakfast have supper
play chess play football
5.名词前已有,this, that, these, those, my, your, whose, some, any, no, each, every等词修饰,不再用冠词。
There isn’t any water in the bottle. 瓶子里面没有水。
I have no Chinese-English dictionary . 我没有汉英词典。
Every baby there is lovely . 那里的每个婴儿都可爱。
6.复数名词表示一类人和事物时,不用冠词。
They are blue whales. 它们是蓝鲸。
Dogs are friendly to people. 狗对人很友好。
7.当两个或两个以上的名词并用时。
I can write with pen and pencil. 我可以用铅笔和钢笔写字。
8.与by连用的交通工具名称前:by bus乘公共汽车;by car乘汽车;by bike骑/坐自行车;by train乘火车;by air/plane乘飞机;by sea/ship乘船,但take a bus,in a boat,on the bike前需用冠词。
9.介词词组:
at home在家;in surprise惊奇地;at noon在中午;on foot步行;at night在晚上;on duty值日;at work在工作;on time准时;for example例如;in class在上课; in bed在床上
10. go短语:
go home回家;go to bed上床睡觉;go to school去上学;go to work去上班;go shopping/swimming/boating/fishing去买东西/游泳/划船/钓鱼
11.在习惯用语中,表示特殊意义时。
in hospital 住院 at table 吃饭
at school 上学 in bed 卧床(睡觉)
例题精析
【题干】1.Look at ___________ .How nice it looks!
A.moon B.the moon C.a moon D.the moons
【题干】2.She has got ___________ European stamp.
A.a B./ C.an D.some
【题干】3. Mike is ________honest boy in his class.
A.a B.an C.the
【题干】4. Mrs. Arthur can piano.
A. played the B. played C. plays the D. play the
课堂运用
【基础】
给下面的固定词组填上适当的冠词,(不填用“/”表示)。
on ______right have______ bath all______ time
______Young Pioneer play ______ basketball play ______piano
on ____time have _____lunch in _______same building
【巩固】
根据句子的意思选择a ,an ,the或/(不填)填空。
1. Take _______ third left .You’ll see ________ big building .
2. _________ second person from the right is my best friend .
3. The children do their homework at _________ seven _______ every evening .
4. Who cleaned the classroom ___________ yesterday .
5. There is ________ office opposite the teachers’ room .
6. What’s _______ matter Do you have ________headache
7. ________ stars are bright in _______ sky .
8. __________ students are going to visit the farm ______ next Saturday .
9. Tony is _____honest boy.
10. Mother bought me ______ uniform yesterday.
【拔高】
用a, an,或the填空,“/”表示不填。
Kate is (1)________ American girl. There are 6 people in Kate’s family, his parents, his brother and his two sisters, She is (2)_________ oldest. Her brother Daniel is (3)________ third child. Her sister Nina is (4)_______ second. Her sister Joan is only (5)________ little girl. She is 2years old now. Kate studies in (6)________ No. Six Middle School. Daniel is (7)_______ primary school pupil and Nina is (8)_______ primary pupil too. She is in (9)________ Grade Five now, Her English teacher is (10)_______American woman. She’s tall and thin, She can speak beautiful (11) ________ English and she can sing nice (12)_______ songs, (13)________ boys and girls in Nina’s class like her. Her music teacher is(14) _______ man. (15)_______ boys like him but the girls don’t .
【基础】
一、选择a或an填空。
①Is it ____Chinese book or ______English book
②This is ______ring, and it is _____orange ring.
③There is _____picture on the card.
④This is _____bike. It’s _____old bike.
⑤This is _____telephone number.
⑥That is _____ID card.
⑦I lost my keys. It’s _____set of keys.
⑧It’s _____apple, not _____pear.
⑨This is _____useful knife.
⑩There is _____ university near the park.
【巩固】
二、单项选择。
( )1. Can you play ________ violin
A. a B. an C. the D. /
( )2. Mr. Black teaches us how to play _______ basketball .
A. a B. an C. the D. /
( )3. My room goes to work by _______ bus every day .
A. a B. an C. the D. /
( )4. We should help _________ old .
A. a B. an C. the D. /
( )5. _______ rich have a lot of money .
A.A B. An C. The D. /
( )6. What’s _________ matter with May
A. a B. an C. the D. /
( )7. You can see a shop on ________ left .
A. a B. an C. the D. /
( )8. At ________ beginning of the class ,we are bored .
A. a B. an C. the D. /
( )9. By _______ way ,can you tell me how to go to the library
A. a B. an C. the D. /
( )10. I am going to Shanghai __________ day after tomorrow .
A. a B. an C. the D. /
【拔高】
三、根据短文内容判断正(T),误(F)。
It's fine today. The sun is in the sky. Mr Green and his family are in the park.Mr and Mrs Green are standing under the trees and look at their children. Ann is flying a kite. The boy in a white shirt and blue trousers is her brother. He's reading a book . Ann's younger brother is too young. He can't walk and run. He's drinking milk. Ann's sister isn't in the park. She is at school.
( )1. There are five people in Ann's family.
( )2. Ann is a girl.
( )3. Ann's sister is a student.
( )4. Ann's brother is flying a kite.
( )5. Ann has two brothers.