名词性从句

句子扮演名词
that + 肯定句

that he speaks English

that + 否定句

that he doesn't speak English

if/whether + 陈述句

Does he speak English?
if/whether he speaks English

特殊疑问句:问主语,当名词,语序不变

who speaks English

特殊疑问句:问非主语,当名词,特问词+陈述句

what dose he speak?
what he speaks

名词性从句意思

whether he has finished his work     他是否已经完成了工作
how you learn English            你学英语方法
where he was born            他出生的地方
what will happen            将要发生的事件
what he said                他说过的话

当主语
每个人必须学英语不是我的主意
That every one must learn English is not my idea
It is not my idea that everyone must learn English(It是形式主语)

当表语
消息是每个人必须将英语
the news is that everyon must speak english
介后+当宾语

他会放弃他拥有的东西
he will give up what he has

动后+当宾语

我不相信他将英语
i don't believe tha he speaks english