同位语从句是什么?能举些个例子吗?

同位语从句用于对前面的名词作进一步解释，说明名词的具体内容。同位语从句一般由that引导，但也可以由whether 以及连接代词和连接副词引导。
同位语从句一般跟在名词fact, hope, idea, news, doubt, suggestion, information, opinion, decision, discovery, truth, promise, statement, problem, rule等的面。 They were all very much worried over the fact that you were sick. 对你生病这件事，他们都很焦虑。 Where did you get the idea that I could not come 你在哪儿听说我不能来？ I have no idea whether he'll come or not. 我不知道他是否来。 在一些表示建议、命令、要求的名词后的同位语从句中，谓语动词用should+动词原形表示，should可省略。 This is our only request that this (hould) be settled as soon as possible. 尽快解决这个问题，这是我们唯一的请求。 He made the suggestion that we go by train. 他建议我们坐火车去。

同位语从句
1、概述
用作同位语的从句叫同位语从句.它一般跟在抽象名词fact,idea,news,hope,belief,thought,truth,doubt,suggestion,warning,instruction,reason,information,question等之后,对这些名词进行说明或解释.引导同位语从句的词除连词that,whether外,还有关系代词what,which,who,以及关系副词how,when,where,why等.It is a fact that smoking is a danger to health.吸烟危害健康,这是事实.I have no idea what you mean.我一点儿也不明白你的意思.He made the suggestion that we go by train.他建议我们坐火车去.There is no doubt that he is guilty.毫无疑问,他是有罪的.
2、由从属连词that,whether引导的同位语从句.Information has been put forward that more middle school graduates will be admitted into universities.有消息透露,大学将招收更多的中学毕业生.The fact that we lack enough phones needs to be considered.我们缺少足够的电话这一事实需要加以考虑.The idea that computers can recognize human voices surprises many people.计算机能够识别人的声音的想法使许多人感到惊奇.I didn't receive the news that the meeting had been put off.我没有听到会议被推迟的消息.
3、由关系代词引导的同位语从句.The question who should be the first has not been settled.谁应该是第一名的问题还没有定下来.You can have no idea what he said.你根本想不到他说了些什么.
4、由关系副词引导的同位语从句.I have no idea when he will be back.我不知道他什么时候回来.They usually write exact instructions how the music is to be played.他们通常为如何演奏乐曲写出精确的说明.