名詞子句 | 文法中心

三大引導詞類型

引導詞	類型	意義	例句
that	連接詞	無意義，只連接	I think that he is right.
if / whether	是否	Yes/No 疑問	I wonder if/whether he will come.
what, who, where, when, why, how	疑問詞	Wh- 疑問	I know what you did.

What he said is true.

That he lied surprised us.

I don't know where he lives.

She asked if I was ok.

The problem is that we have no money.

My wish is that you succeed.

I consider what he did brave.

The news that he won spread fast.

It depends on whether he comes.

I wonder where does he live.

Do you know what time is it?

I wonder where he lives.

Do you know what time it is?

❌ 作主詞時不可省略：That he is honest is known to all.

1. 介系詞後：interested in whether (not if)

2. 不定式前：decide whether to go (not if to go)

3. 主詞位置：Whether he comes is uncertain.

4. 直接引述選擇："Whether to go or stay" is the question.

I'll go whether you like it or not.

Whether it rains or not, the game continues.

what = that which / the thing(s) that，包含先行詞與關代