名词性从句

The student has learned English, the most popular language in the world, for some year, but he still thinks it is the most difficult language for him.

主语宾语表语同位语

It is true that experience and skills can benefit our career success.
I believe that experience and skills can benefit our career success.
The fact is that experience and skills can benefit our career success.
I reallized the fact that experience and skills can benefit career success.
We need to take an internship due to the fact that experience and skills are beneficial to our career success.
fact后面常接同位语从句，但是不绝对。
名词性从句的that连接词不做任何成分

定语从句关系代词要作成分使从句的句子完整
Students taking an internship are more likely to have experience and skills that can benefit their career success.

状语从句从属连词不作成分但是有意思在
If students take an internship, they can have experience and skills beneficial to their career success.

定语从句和同位语从句的区别 含义和语法

The suggestion that the meeting should be put off proved right.
The suggestion that he had made proved right.
同位语从句 先行词和从句意义完全一致，且语法上从句完整不缺少任何成分。
再如：
The news that she heard is true.
The news that she will go abroad is true.

名词性从句连接词

不缺成分不缺意思 that
不缺成分 缺意思 whether, if, when, where, why, how
缺成分缺意思 who, whom, whose, which, whoever, whichever, what, whatever

Whether he will come is none of my business.主从
I do not remember the time when he hit his classmate.定从
I was so happy when I saw him.状从
I do not know when he will come.宾从
When he will gonabroad is not decided yet主从
放在主语的位置就是主语从句，放在宾语的位置就是宾语从句，放在名词后面可能是定语从句或同位语从句，

I do not know the girl who he is talking to.定
I do not know who he is talking to.宾
定语从句有个先行词girl

定语从句和同位语从句有先行词，主宾表从句没有先行词。

-ever 只是加强语气
I do not care what he does.我不在乎他做什么。
I do not care whatever he does.不管他做什么我都不在乎。
What he does is none of my business.
Whatever he does is none of my buseness.

主宾表等名词性从句的完整性必须要算上从句，因为从句在句子里充当成分。

人们有经验和技能会有助于职业生涯。It is true that experience and skills can benefit our career success.

benefit n.
benefit a.

有人认为这种监控侵犯了公众隐私 Some people think that this surveillance violates the public privacy.
Some people think that security cameras violate the public's privacy.
monitor:医院里面床头监视身体状况的监测
surveillance: 监控安全方面的
supervision: 上级对下级的监管，

最让公众担心的是很多释囚可能会再次犯罪。