instead是什么意思人教版初二(上)英语第18讲：unit9语法篇(学生版)-张晶

2021年1月26日发(作者：cherryblossom)
Unit 9
语法篇

_______________________ __________________________________________________ _________

________________________________ __________________________________________________

学生通过本讲学习，能够掌握本单元的重点语法，并在综合能力上有一定的拓展。

情态动词用法归纳

情态动词有
can (could)
，

may (might)
，

must
，

have to
，

shall (should
，

will (would)
，

dare (dared)
，

need (needed)
，

ought to
等。

情态动词无人称和数的变化；不能单独使用，必须与其后的动词原形
构成谓语


一、

can
，

could

1)
表示能力（体力、知识、技能）。


Can you lift this heavy box?
（体力）


Mary can speak three languages.
（知识）


Can you skate?
（技能）


此时可用
be able to
代替。
Can
只有一般现在时和一般过去式；而
be able to
则有更多的时态。


I’ll not be able to come this afternoon.

当表示
“
经过努力才得以做成功某事
”
时应用
be able to
，不能用
Can
。如：


He was able to go to the party yesterday evening in spite of the heavy rain.

2)
表示请求和允许。


----Can I go now?

----- Yes
，

you can. / No
，

you can’t.

此时可与
may
互换。在疑问句中还可用
could
，


might
代替，不是过去式，只是语气更委婉，不能用于肯定句和答语中。


---- Could I come to see you tomorrow?

---- Yes
，

you can. ( No
，

I’m afraid not. )

3)
表示客观可能性（客观原因形成的能力）。


They’ve changed the timetable
，

so we can go by bus instead.

第
1
页
/
共
18
页

This hall can hold 500 people at least.

4)
表示推测（惊讶、怀疑、不相信的态度），用于疑问句、否定句和感叹句中。


Can this be true?

This can’t be done by him.

How can this be true?

二、

may
，

might

1)
表示请求和允许。
might
比

may
语气更委婉，而不是过去式。否定回答时可用
can’t

或
mustn’t
，表示
“
不可以，禁止
”
。


----Might/ May I smoke in this room?

---- No
，

you mustn’t.

---- May/Might I take this book out of the room?

---- Yes
，

you can. (No
，

you can’t / mustn’t. )

用
May I...
？征徇对方许可时比较正式和客气，而用
Can I...
？在口语中更常见。


2
）用于祈使句，表示祝愿。


May you succeed!

3)
表示推测、可能性（不用于疑问句）。


might
不是过去式，它所表示的可能性比
may
小。


1
．
He may /might be very busy now.

2
．
Your mother may /might not know the truth.

三、

must
，

have to

1)
表示必须、必要。


You must come in time.

在回答引出的问句时，如果是否 定的，不能用
mustn’t
（禁止，不准），而用
needn’t
，

don’t have to
（不必）
.

---- Must we hand in our exercise books today?

---- Yes
，

you must.

---- No
，

you don’t have to / you needn’t.

第
2
页
/
共
18
页

2) must
是说话人的主观看法，

而
have to
则强调客观需要。
Must
只有一般现在时，

have to
有更多
的时态形式。


1
．

he play isn’t interesting
，

I really must go now.

2
．

I had to work when I was your age.

3)
表示推测、可能性（只用于肯定的陈述句）


1
．

You’re Tom’s good friend
，

so you must know what he likes best.

2
．

Your mother must be waiting for you now.

四、

dare
，

need

1) dare
作情态动词用时，

常用于疑问句、否定句和条件从句中，

过去式形式为
dared
。


1
．

How dare you say I’m unfair?

2
．

He daren’t speak English before such a crowd
，

dare he?

3
．

If we dared not go there that day
，

we couldn’t get the beautiful flowers.

2) need
作情态动词用时，

常用于疑问句、否定句。在肯定句中一般用
must
，

have to
，

ought to
，

should
代替。


1
．
You needn’t come so early.

2. ---- Need I finish the work today?

---- Yes
，

you must. / No
，

you needn’t.

3) dare
和

need
作实义动词用时，

有人称、时态和数的变化。在肯定句中，
dare
后面常接带
to
的不
定式。在疑问句和否定句中，
dare
后面可接带
to
或不带
to
的不定式。而
need
后面只能接带
to
的不
定式。


1. I dare to swim across this river.

2. He doesn’t dare (to) answer.

3. He needs to finish his homework today.

1.
【
2019
年广东省初中毕业生学业考试英语试题】
Look! The traff
ic light has turned red. We _____ stop
our car.



A. can









B. can’t








C. must







D. mustn’t



2.
【贵州省安顺市
2019
年中考英语试题】
—He







be in the classroom
，

I think.

第
3
页
/
共
18
页

—No
，

he







be in the classroom. I saw him go home a minute ago.

A. can
；

may not

B. must
；

may not

C. may
；

mustn’t




D. may
；

can’t

3.
【山东省泰安市
2019
年中考英语试题】
Nowadays .all
passengers






go
through
safety
check
before take a train.



A. can







B. may








C. must







D. will

4.
【德州市二
O
一五年初中学业水平考试
英语试题】

—Mr. Wang
，

must I come again to clean the
classroom on Sunday?

—No
，

you____ . I have asked Kate to do it.

A. can’t




B. mustn’t




C. needn’t




D. shouldn’t


5.
【
2019
浙江省杭州市中考英语试题】
Harry’s been driving all day
-----
he




be tired.

A. need










B. can











C. shall











D. must

基础演练

中考训练

1.
【北京市
2019
年中考英语试题】
– Jack
，

____ you ride a bike?


–Yes
，

I can.





A. can










B. may










C. need










D. must

2.
【海南省
2019
年中考英语试题】
Mr. Zhou can’t find his ID card anywhere. It





be lost.

A. can’t



B. should




C. must

3.
【河北省
2019
年中考英语试题】
There's an important football match today. I _______ miss it.

A. may



B. can't



C. must




D. needn't

4.
【黑龙江省龙东地区
2019
年中考英语试题】
—What about going swimming this afternoon?

—You ______ be joking! Don't you know I'm afraid of water?





A. may









B. can

C. must

第
4
页
/
共
18
页

5.
【湖北省孝感市
2019
年中考英语试题】
— Dick
，

________ I use your e
-
dictionary?

— Yes
，

sure. ________ you give it to David after you use it?





A. will
；

Would

B. may
；

Might




C. can
；

Could





D. shall
；

Should

6.
【湖南省张家界市
2019
年中考英语试题】
You _____ tell anybody about this——it’s a secret.

A. can










B. must









C. mustn’t

7.
【 江苏省常州市
2019
年中考英语试题】
---
Who will give us the speech on public manners?




---
Mr. Brown_____
，
but I'm not sure.










B. need









C. must








D. might

8.
【江苏省盐城市
2019
年中考英语试题】
--
Do you have any plans for this summer vacation?





--
I'm not sure. I ___ take a trip to Taiwan.


A. must



B. need




C. may





D. should




9.
【山东省菏泽市
2019
年中考英语试题】—
How do you usually go to school?



—
My school is far away. I ________ take the bus to school.

A. must










B. might









C. have to
10
．
【山东省青岛市
2019
年中考英语试题】
You








return the book now. You can keep it until next
week if you like.

A. have to







B. can’t












C. mustn’t






D. needn’t

11.
【山东省烟台市
2019
年 中考英语试题】—
__________ I complete the composition today
，

sir?

—No
，

you needn’t. You may ___________tomorrow morning.

A. Can
，

hand it in


C. Must
，

hand it in











B. May
，

hand in it


D. Need
，

hand in it


第
5
页
/
共
18
页

12.
【上海市
2019
年中考英语试题】
Martin was so busy ______ he old that he gave up his part
-
time job.

A .helping



B .helped




C .to help



D. help

13.
【上海市
2019
年中考英语试题】
–Mum
，

______ I visit the Movie Museum tomorrow?




--
I’m afraid you can’t . It is closed on Monday .

A. must




B. may





C. should




巩固提高

用
can
，

may
，

must
，

need
，

have to
，

had better
的适当形式填空：

1.


You ________________ return the library book on time.

2.


I ______________ (not) find the way to the hospital. _______________ you show me the way?

3.


—________________ I finish the work right now?

— No
，

you ________________ (not). You ____________ do it later.

4.


He said he ________________ (not) come tonight.

5.


Her mother was ill. She ________________ stay at home and look after her.

D. need

6. I have to study for a test. (
变为否定句
)

I



















































study for a test.

7. They can go to the concert. (
改为一般疑问句
)


















they

















to the concert?

8. Can Mary go to your birthday party? (
作出否定回答
)


9. I often visit my aunt on Sundays. (
用
the day after tomorrow
改写句子
)

I


































my
aunt



































































.

10. Joe has to go to the doctor because he has the flu. (
就划线部分提问
)

第
6
页
/
共
18
页



































Joe

















to go to the doctor?

一、单项选择（共
15
小题；共
15.0
分）


1. Lily likes playing
















piano
，

and she has
















piano lesson every
Sunday.


A.

the
；

the
B.

the
；

a
C.

/
；

the
D.

/
；

a

2. --- What are you doing?
--- I'm studying
















my math test
















Tuesday morning.


A.

at
；

on
B.

for
；

on
C.

for
；

at
D.

on
；

for

3. My sister went to work without
















breakfast this morning.


A.

eating
B.

to eat
C.

eats
D.

ate

4. I don't like living in this city. In autumn there's
















wind and the weather is
always
















cold in winter.


A.


C.

too much
；

much too

much too
；

too much
B.
D.

too much
；

too much

much too
；

much too

5. --- Would you come to my birthday party tomorrow evening?
--- I'm afraid I















. I have to look after my grandparents.


A.

wouldn't
B.

can't
C.

won't
D.

mustn't

6. You can
















the swimming club first
，

and then you can
















the
swimming game.


A.


C.

join
；

take part in

take part in
；

take part in
B.
D.

take part in
；

join

join
；

join

7. ---
















I finish my homework now?
第
7
页
/
共
18
页

--- No
，

you















. Your work is over today.


A.


C.

Can't
；

must

May
；

couldn't
B.
D.

Must
；

don't have to

Couldn't
；

could

8. ---















?
--- It's Monday the 5th.


A.


C.

How are you today

What's the date today
B.
D.

What time is it

What's today

9. --- Would you like to climb mountains with me this Sunday?
--- I'd love to. But I
















play table tennis against Class Three.


A.

am going
B.

am going to
C.

am
D.

going to
10. --- Jenny
，

would you please
















my dog when I am away?
--- No problem.


A.

look up
B.

look in
C.

look at
D.

look after
11. --- How about having a picnic this weekend?
--- Sorry
，

I am going to America for a meeting. Let's make it
















time.


A.

other's
B.

the other
C.

another
D.

other
12. The fans were
















to know the death of their favorite singing star Whitney Huston.


A.

glad
B.

angry
C.

excited
D.

surprised
13. --- I can't find David. Where is he?
--- He
















for tomorrow's competition at home.


A.

prepares
B.

is preparing
C.

has prepared
D.

prepared
第
8
页
/
共
18
页

14. Will you please invite him
















in a writing competition?


A.

joins
B.

to joining
C.

to join
D.

joining
15. --- I had a pleasant weekend on the farm.


A.


C.

Oh
，

that's very nice of you

Congratulations
B.
D.

It's a pleasure

I'm glad to hear that
二、完形填空（共
10
小题；共
15.0
分）





I'm going to have a party at home tomorrow evening. I told my mother that she needn't do








16







for me. This time I








17







to do everything by myself. I hope to








18







the party a nice one.




I








19







invitations to all my good friends this morning. Now I'm thinking about








20







I should do tomorrow. I need to clean my house








21







decorate(
装饰
) it
tomorrow morning. Tomorrow afternoon I need to do some shopping. I plan to








22







some snacks(
小吃
)
，

drinks and fruits. There are too many things to do
，

so I think it








23







be a very busy day for me tomorrow.




The party will begin








24






6:30 p.m. I will be








25







to play with my
friends. Oh
，

I can't wait!
16.
A.
17.
A.
18.
A.
19.
A.
20.
A.
21.
A.

anything

ask

bring

send

when

but
B.
B.
B.
B.
B.
B.

something

take

give

sent

why

so
C.
C.
C.
C.
C.
C.

everything

decide

let

have

what

or
D.
D.
D.
D.
D.
D.

nothing

get

make

had

which

and
第
9
页
/
共
18
页