名词性从句专项
宾语从句
一．宾语从句：放在动词、介词、和间接宾语后充当宾语成分的句子
①I don’t know where he is from. 我不知道他来自哪儿。
②Everything depends on whether we have enough experience. 一切取决于我们是否有足够的经验.
③Could you please tell me where the restrooms are? 你能告诉我厕所在那吗？
二．宾语从句连接词
①that 引导的宾语从句（起连接作用，不作成分，可以省略）
The boy believes (that) his dream will come true in the future.
②whether/if 引导的宾语从句（起补全句意作用，不做成分，一般可以互用）
I want to know whether/ if he will come tomorrow.
③疑问代词who/whom/what/whoever/whomever/whatever引导的宾语从句(在从句中做主语或宾语)
Could you please tell me who you are talking with? I want to know what he has told you.
④疑问副词when/where/how/why引导的宾语从句（在从句中做状语）
My sister told me when the train arrived in Beijing. Could you please tell me how I could get to the station?
三．宾语从句的虚拟语气
①suggest/insist/ request/ require/ demand/ order/ command/ advise等动词后的宾语从句（虚拟语气）
He suggested that we (should) start early.
②make it +adj. +that从句；find it+ adj. +that 从句；think it+ adj. +that 从句当形容词是important, essential （重要的），vital（重要的），necessary （需要的）natural（自然的），impossible，strange时，从句用虚拟语气.
We make it necessary that our students (should) hand in their homework on time.
主语从句
一．主语从句：在复合句中充当主语的句子叫做主语从句
①that 引导的主语从句（that 起连接作用，不做成分，不能省略）
That Tony has broke up with his girl friend surprises me a lot.
②whether 引导的主语从句（起补全句意作用，不做成分，放在句首不能用if 代替）
Whether she is coming or not doesn’t matter too much.
It’s uncertain whether/if he will come here.
③疑问代词who/whoever/what/whatever/ whom/whomever/which/whichever引导的主语从句（疑问代词在从句中做
主语或宾语）
What you need is more practice. Whatever we do is to serve the people.
Whoever comes to the party should be well served.
④疑问副词where/when/ why/ how 引导的同位语从句（疑问副词在句中做状语）
When we will hold the meeting hasn’t been decided yet.
Where the young man has gone is not known.
二．重难点：it 做形式主语的句式
①It’s a pity that my new computer doesn’t work.
②It’s possible that he can finish the work on time.
③It’s said that the sports meeting will be put off.
It’s said that…It’s known to all of us that…. It’s reported that….
It’s believed that…. It’s suggested that…..
④It happened that the whether was extremely cold.
⑤It’s important/necessary/impossible/strange/essential/vital/natural that…(从句用虚拟语气)
It’s necessary that he (should) hand in his homework on time.
⑥It’s suggested/ requested/ commanded/demanded/insisted that… (从句用虚拟语气)
It’s suggested that the meeting (should ) be put off till next week.
