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Unit 9 Can you come to my party?
第三课时 (Grammar Focus3c)
情态动词
can
的用法
►
can
是情态动词
,
其后直接接动词原形。
can
没有人称和数的变化
,
但有时态的变化
,
它的过去式为
could
,
但
could
一般不用来强调时态
,
而用来表示更委婉的语气。
can
的用法如下:
①
表示能力
,
意为
“
能;会
”
,
具体指体力或脑力方面的能力。
eg
:
I can play basketball.
我会打篮球。
He can't dance well.
他跳舞跳得不好。
②
表示允许
,
意为
“
可以;能够
”
。
eg
:
You can't go now.
现在你不能走。
Can I use your car
?我可以用你的车吗?
③
表示委婉地邀请或向别人征求意见。
eg
:
Can you come to my house
?你能到我家里来吗?
④
表示推测
,
意为
“
可能
”
。
eg
:
This can't be true.
这不可能是真的。
一、单项选择。
( )1.
—
Lily
,
________ you finish the letter in ten minutes?
—Yes
,
I can.
(2019
,
北京
)
A
.
must
B
.
should
C
.
need
D
.
can
( )2.
—
May I join the art club
,
Dad
?
(2019
,
孝感
)
—If you have interest
,
you ________
A
.
should B
.
can C
.
have to D
.
must
D
B
( )3.—Will you stay here for dinner with us?
—Sorry
,
I ________.My mother is waiting for me at home.
(2019
,
淮安
)
A
.
mustn't B
.
can't
C
.
needn't D
.
couldn't
( )4.My uncle ________ come to my birthday party because of
his busy work
,
but my aunt ________.She is free.
(
原创题
)
A
.
can't
;
can B
.
can
;
can't
C
.
can
;
can D
.
can't
;
can't
B
A
( )
5.
—
Can you go to the supermarket with me this weekend?
—________
.
I have to help my parents with housework.
A
.
Sure
,
I'm busy B
.
Sure
,
I'd love to
C
.
Sorry
,
I'd love to D
.
I'm sorry
D
二、按要求完成下列句子。
6
.
Can you come to my party on Friday
?
(
作肯定回答
)
Sure
,
I'd _______________
.
7
.
He can go to the basketball game with his friends after
9
:
00
p
.
m.
(
改为否定句
)
He ____________the basketball game with his friends after
9
:
00
p
.
m.
8
.
Can you go climbing with us this Sunday morning
?
(
改为同义句
)
___________you __________go climbing with us this Sunday morning?
love/like to
can't go to
Would
like to
本课时其他知识点精讲精练
►
invite
动词
,
意为
“
邀请
”
,
常用于以下结构中:
①
invite sb. to sp.
邀请某人去某地
②
invite sb. to do sth.
邀请某人做某事
►
accept
动词
,
意为
“
接受
”
,
强调主观上愿意接受
,
动作发生者本身是主动的。
【
拓展
】receive
动词
,
意为
“
收到
”
,
强调客观收到
,
不含主语本身是否愿意接受的意思。
eg
:
I received his gift
,
but I wouldn't like to accept it.
我收到了他的礼物
,
但是我不想接受它。
►
refuse
动词
,
意为
“
拒绝
”
,
与
accept
互为反义词。
refuse to do sth.
拒绝做某事
refuse sb. sth.
拒绝某人某物
refuse sb./sth.
拒绝某人
/
某物
1
.
My sister Anna gave David a gift
,
but he didn't ________
(
接受
)
it.
2
.
Kitty's teacher Mrs. Xiao invited me _______
(
join
)
their school trip to the World Park.
3
.
I refuse ___________
(
discuss
)
this question.
accept
to join
to discuss
一、根据句意及提示完成下列句子。
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