1、从属连词whether，as，as if / though引导的表语从句。
例句：It sounds as if someone is knocking at the door.听起来好像有人在敲门。
2、because，why引导的表语从句。
例句：That's why he got angry with me.那正是他对我生气的原因。(That's why…强调结果)
注意：what引导的主语从句表示结果或名词reason作主语时，后面的表语从句表示原因时要用that引导，不宜用because。
3、连接代词who，whom，whose，what，which，whoever，whatever，whichever、
4、连接副词 where，when，how，why；
例句：The problem is who we can get to replace her.问题是我们能找到谁去替换她呢。
5、从属连词that
例句：The trouble is that I have lost his address.麻烦是我把他的地址丢了。
1、从属连词whether，as，as if / though引导的表语从句。
例句：It sounds as if someone is knocking at the door.
听起来好像有人在敲门。
2、because，why引导的表语从句。
例句：That's why he got angry with me.
那正是他对我生气的原因。(That's why…强调结果)
3、连接代词who，whom，whose，what，which，whoever，whatever，whichever
4 连接副词 where，when，how，why
例句：The problem is who we can get to replace her.
问题是我们能找到谁去替换她呢。
5.、从属连词that
例句：The trouble is that I have lost his address.
麻烦是我把他的地址丢了。
本回答被网友采纳1. 从属连词whether，as，as if / though引导的表语从句。
例句：It sounds as if someone is knocking at the door.听起来好像有人在敲门。
2. because，why引导的表语从句。
例句：That's why he got angry with me.那正是他对我生气的原因。(That's why…强调结果)
注意：what引导的主语从句表示结果或名词reason作主语时，后面的表语从句表示原因时要用that引导，不宜用because。
3 连接代词who，whom，whose，what，which，whoever，whatever，whichever
4 连接副词 where，when，how，why
例句：The problem is who we can get to replace her.问题是我们能找到谁去替换她呢。
5. 从属连词that
例句：The trouble is that I have lost his address.麻烦是我把他的地址丢了。
1. 从属连词whether，as，as if / though引导的表语从句。
例句：It sounds as if someone is knocking at the door.听起来好像有人在敲门。
2. because，why引导的表语从句。
例句：That's why he got angry with me.那正是他对我生气的原因。(That's why…强调结果)
注意：what引导的主语从句表示结果或名词reason作主语时，后面的表语从句表示原因时要用that引导，不宜用because。
3 连接代词who，whom，whose，what，which，whoever，whatever，whichever
4 连接副词 where，when，how，why
例句：The problem is who we can get to replace her.问题是我们能找到谁去替换她呢。
5. 从属连词that
例句：The trouble is that I have lost his address.麻烦是我把他的地址丢了。本回答被网友采纳
连接表语从句的词有：
that, what, who, when, where, which, why, whether, how.
He has become a teacher.
He has become what he wanted to be ten years ago.
She has remained there for an hour.
She has remained where I stood yesterday for an hour.
His suggestion is good.
His suggestion is that we should stay calm.
The question is confusing.
The question is when he can arrive at the hotel.
who will travel with me to Beijing tomorrow.