when的主句从句
用when直接引导主语从句的情况很少，它其实是省略了时间名词，比如(The time)When we can start the task is still a question. (什么时候可以开始执行任务还是个问题)
when引导的定语从句例句
例句：
1、 I don’t know the reason why he came so late. 我不知道他来得那么晚的原因。
2、That is the reason why I don’t want to go. 那就是我不想去的理由。
3、He didn’t tell me the reason why he was so upset.他没有告诉我他为什么那样心烦意乱。
4、This is the office where he worked. 这就是他工作过的办公室。
5、She is going //www.souquanme.comto live in Macao, where she has some close friends. 她要到澳门去定居， 在那里她有几个密友。
when 引导的名词性从句10句
When he will come back is not sure .
When he will come back is still a question .
When he will come back is the day after tomorrow 搜趣网.
I want to know When he will come back .
I don`t know When he will come back .
The problem is When he will come back .
No one knows When he will come back .
When he will come back makes us worried ,
When he will come back is makes no different to us .
When he will come back is when we will be set free .
主语从名
when he will go home is known.
It is not known when he will go home.
宾语从句
I don't know when he will go home.
时间状语从句
I saw him when he went home.
定语从句，修饰在主句中作状语的时间。
I was reading a story yesterday afternoon wh搜趣网en I heard the knocking on the door.
主语从句 when he will go home is known.
It is notwww.souquanme.com known when he will go home.
When he will come back m搜趣网akes us worried.
It remains unknown when they are going to get married.
宾语从句 I don`t know When he will come back .
I want to know When he will come back .
That depends on when he shall come back.
表语从句 The problem is When he will come back.
What I am worried is when he will come back.
同位语 I have no idea when he will come back.
When he will come back is still a question .
When he will come back is the day after tomorrow 搜趣网.
I want to know When he will come back .
I don`t know When he will come back .
The problem is When he will come back .
No one knows When he will come back .
When he will come back makes us worried ,
When he will come back is makes no different to us .
When he will come back is when we will be set free .
主语从名
when he will go home is known.
It is not known when he will go home.
宾语从句
I don't know when he will go home.
时间状语从句
I saw him when he went home.
定语从句，修饰在主句中作状语的时间。
I was reading a story yesterday afternoon wh搜趣网en I heard the knocking on the door.
主语从句 when he will go home is known.
It is notwww.souquanme.com known when he will go home.
When he will come back m搜趣网akes us worried.
It remains unknown when they are going to get married.
宾语从句 I don`t know When he will come back .
I want to know When he will come back .
That depends on when he shall come back.
表语从句 The problem is When he will come back.
What I am worried is when he will come back.
同位语 I have no idea when he will come back.
英语 时间when引导的从句哪些用主将从现
主将从现
,只适用于两种状语
从句
：时间和条件状语从句。
具体表述：
在时间、条件状语从句中，
主句
用
一般将来时
，从句要用
一般现在时
代替一般将来时。
例如：
I
will
let
you
know
if
he
comes.
We
will
inform
him
when
he
gets
here.
但是，when引导的
宾语从句
不能用这种表达：
Please
tell
me
when
he
will
come
here?
对于这种
语法
，只需记住：
时间状语从句和条件状语从句，才适合【主将从现】
时态
搭配
原则
，并能辨别从句
类型
就行了。
祝你开心如意！
,只适用于两种状语
从句
：时间和条件状语从句。
具体表述：
在时间、条件状语从句中，
主句
用
一般将来时
，从句要用
一般现在时
代替一般将来时。
例如：
I
will
let
you
know
if
he
comes.
We
will
inform
him
when
he
gets
here.
但是，when引导的
宾语从句
不能用这种表达：
Please
tell
me
when
he
will
come
here?
对于这种
语法
，只需记住：
时间状语从句和条件状语从句，才适合【主将从现】
时态
搭配
原则
，并能辨别从句
类型
就行了。
祝你开心如意！
