1.概念：用作宾语的从句叫宾语从句。
2.构成：关联词+简单句
3.引导宾语从句的关联词有三类：
从属连词that。如：He told us that he felt ill.他对大家说他感到不舒服。I know he has
returned.我了解他已经回来了。注：that在引导宾语从句时也并非任何状况下都可以省略。在以下状况下，that不可以省略。
1.Everybody could see what happened and that Tom was
frightened.大伙都会看出所发生的事情并了解Tom很害怕。
2.I know nothing about him except that he is from the
south.对他我一无所知，只了解他是南方人。
3.That he ever said such a thing I simply don’t
believe.我简直不相信他曾说过如此的话。
4.We decided,in view of his special circumstances,that we would admit him for
a probationary period.鉴于他的特殊状况，大家决定应允他一段试用期。
介词宾语从句 宾语从句也可用作介词的宾语。如：He was deeply displeased by what had occurred that
day.他对那天发生的事感到非常不快。I walked over to wher she sat.我走向她坐的地方。I am curious as to
what he will say.我非常想了解他要怎么说。Your success will largely depend upon what you do
and how you do it.你是不是成功将主要取决于你干什么和如何做。有时介词可以省略。如：I don’t care who marries
him.我不管哪个跟他结婚。Be careful how you do that.你应该注意做这件事的方法。
从属连词if/whether。如：I doubt whether he will succeed.我怀疑他会不会成功。I don’t know if
you can help me.我不了解你能否帮助我。
连接代词who,whom,whose,what,which,whoever,whatever,whichever 连接副词
wher,when,how,why。如：Who or what he was,Martin never
learned.他是什么人?他是做什么的?马丁根本不了解。I wonder what he’s writing to me
about.我不了解他要给我写信怎么说事。I’ll tell you why I asked you to come.我会对你说我为何要你来。You may
do what you will.你可做任何你想做的事。
