3. 介H词e w后o只nd能er用edw_h_e_t_her to stay here the next week. whether
4. __ __ he will come is not decided. 与to do 不定式连用只能用whether Whether
句首只能用whether
疑问词引导由特殊疑问句句变来的宾语从句。
Next
祈使句不能变成宾语从句，但可以用不定式连接。
1. Do it by yourselves. Teacher asked me
2. Don’t laugh at others. Father told us
3. Don’t play in the street. He wanted him
to do it by yourselves. not to laugh at others. not to play in the street.
Object Clause 宾语从句
1.that（陈述句 ）
引导词
2.if／whether（一般疑问句 ）
3.特殊疑问词（特殊疑问句)
宾
语
从
句
时态
主句为一般现在时从句为任意时态
一般过去时 过去将来时
主句为一般过去时
从句
过去进行时 过去完成时
语序
客观真理 时态是一般现在时态（不变） 从句的语序都为陈述句语序
二.语序
宾语从句要用陈述句语序。
A. What is he doing?
He asked me
what he was doing.
B. Where does Jim go?
Every wants to know
where Jim goes.
C. Is there an apple on the table ?
Please tell me
if there is an apple on the table.
三.时态
当主句为一般过去时态，宾语从句要用过去的相应时态。
1. What is he doing? He asked me
what he was doing.
2. Does she play piano?
that Tom can dance.
五.疑问词+不定式
1. He didn’t know where he could go.
He didn’t know
where to go.
2. Please tell me when we’ll leave.
Please tell me
when to leave.
if或whether引导由一般疑问句句变来的宾语从句。
1. Can you swim? He asked me
if/whether I could swim.
2. Are they good at math?
She wonders
if/whether they are good at math.
3. Has Lucy seen it? Do you know
if/whether Lucy has seen it ?
If 与whether 的区别
1. I don’t know _____whheethweirll come or not. 与or not 连用只能用whether
2. That depends on ____ weather he can come back. whether
3. We wanຫໍສະໝຸດ to know what we’ll do next.
We want to know
what to do next.
A. What are you doing? He asked me
what I was doing.
B. Where does Jim live?
Every wants to know
where Jim lives.
C. How can he get to school?
Do you know
how he can get to school?
一、引导词 that 引导由陈述句变来的宾语从句。
1.I am sure (that) it is a good story. 2.I think (that) it is a bus station. 3.We can see (that) they are skating happily. 4.Do you think (that) it is a sunny day?
Nobody knew
if she played piano.
3. He will go to the cinema.
He said
that he would go to the cinema.
当宾语从句表示客观真理时,谓语动词用一般现在时。
1. What is he doing?
Could you tell me 2. Light travels faster than sound.
A. He won’t go swimming. I think.
◆ I don’t think
that he will go swimming.
B. He didn’t finish it. We guess.
◆ We don’t guess
that he finished it.
C. Tom can’t dance. We believe. ◆ We don’t believe
what he is doing.
He said
that light travels faster than sound.
3. The earth goes round the sun.
He said
that the earth goes round the sun.
四.否定前移
当宾语从句表示否定的意义、主句为第一人称、动词为 think/guess/believe时，常将从句的否定移到主句上。