**名詞子句*就是名詞***
用法
# 1.當主詞用
### (a) That+S1+V1
The earth is round <font color="#f00">**(O)**</font>
It is true <font color="#f00">**(O)**</font>
It is true that the earth is round <font color="#f00">**(O)**</font>
The earth is round is true <font color="#f00">**(X)**</font>
### (b) Wh 疑問詞+S+V
He will help us is doubtful <font color="#f00">**(X)**</font>
Whether he will help us is doubtful <font color="#f00">**(O)**</font>
= It is doubtful whether he will help us
# 2.當受詞用
### (a)
### S + Vt + (that) + S + V
### S + Vt + O + (that) + S + V
I believe that he has gone to the USA now.<font color="#f00">**(O)**</font>
Everyone knows that the Earth is round.<font color="#f00">**(O)**</font>
I think that learing English well is significant.<font color="#f00">**(O)**</font>
### (b)
### S + Vt + Wh疑問詞 + S + V
### S + Vt + O + Wh疑問詞+S+V
No one knows where we can go next.<font color="#f00">**(O)**</font>
Can you tell me how I can do it? <font color="#f00">**(O)**</font>
Can you tell me what I can do? <font color="#f00">**(O)**</font>
補充
What to do = How to do it?
### (c) 介系詞的受詞 S + V + wh疑問詞 + S + V
You should worry about how the money was spent. <font color="#f00">**(O)**</font>
My success depends on how I work hard.<font color="#f00">**(O)**</font>
We should pay attention to what he said.<font color="#f00">**(O)**</font>
I found out that Tom is untrustworthy.<font color="#f00">**(O)**</font>
# 3.當主詞補語用
### (a) S + Vt + 形容詞 + that + S + V
I'm pretty sure <font color="#f00">that</font> he will not come to our party.
I'm afraid <font color="#f00">that</font> I can't attend your party.
I'm proud <font color="#f00">that</font> he got first place in the competition.
I'm sorry <font color="#f00">that</font> I accidentally discarded your makeups.
### (b) S + Vt + P.P. + that + S + V
I'm surprised <font color="#f00">that</font> he made it.
It is said <font color="#f00">that</font> the typhoon is approaching. (據說颱風正在接近中)
### (c) S + be + that + S + V
The fact is that he lied to you.
My intention is to learn English.
### (d) S + be + wh疑問詞 + S + V
What confuse me is <font color="#f00">whether</font> she will attend our party.
What arise my curiosity(激起好奇心) is <font color="#f00">whether</font> the blue team will win the game.
# 4.當同位語用
The report (that he is dead) is not correct. (他已死)=報導內容
The rumor (that the bank was robbed) has been substantiated to be a false information.
Sometimes I ask myself the question (whether I like her).