5、行为动词现在现在进行时的陈述句、否定句、一般疑问句
(1)现在进行时表示现在正在进行或发生的动作。它的标志是助动词be(am,is,are),再加动词ing构成。提示语标志:look,now...助动词be表示“正在”。
(2)动词ing的构成
一般的动词结尾加ing Go
ask
play going
asking
playing
以不发音字母e结尾的动词,先去掉e,再加ing write
close
take writing
closing
taking
以辅音字母结尾的重读闭音节词,先双写最后一个辅音字母,再加ing stop
begin
put stopping
beginning
putting
(3)现在进行时的陈述句和否定句
I am(not)
You are(not) visiting the zoo now.
He(She) is(not)
It is(not)playing a balloon.
We
You are(not)visiting the zoo now
They
They are(not)playing a balloon.
(4)现在进行时的一般疑问句及肯、否定回答。
Am I reading a book?
Yes, you are.
No, you aren't. Are you reading a book?
Yes, I am.
No, I'm not. Is he (she,it)playing?
Yes, he (she,it)is.
No, he (she,it)isn't.
Are we reading a book?
Yes, we (you) are.
No, we (you) aren't. Are you reading a book?
Yes, we are.
No, we aren't. Are they playing?
Yes, they are.
No, they aren't.
6、情态情态动词构成的陈述句、否定句、一般疑问句,提醒:情态动词后面的行为动词用原形。情态动词具体包括can,may,must,could,should,would等。
(1)情态动词构成的陈述句
I can
You can speak English.
He(She) can
We can
You can speak English.
They can
(2)情态动词构成的否定句
I can't
You can't speak English.
He(She) can't
We can't
You can't speak English.
They can't
(3)情态动词构成的一般疑问句
Can I
Can you speak English?
Can he(she)
Can we
Can you speak English?
Can they
情态动词构成的一般疑问句及肯定回答和否定回答。
Can I speak?
Yes, you can.
No, you can't. Can you speak?
Yes, I can.
No, I can't. Can he(she,it) speak?
Yes, he(she,it) can.
No, he(she,it) can't.
Can we speak?
Yes, we(you) can.
No, we(you) can't. Can you speak?
Yes, we can.
No, we can't. Can they speak?
Yes, they can.
No, they can't. |