4。同位语从句。that+陈述句在同位语位置即成同位语从句:
所谓同位语,就是用来补充说明名词的成分。
The rumor that Tom washed his socks once a month turned out to be untrue。
Our fathers brought forth upon this continent a new nation, conceived in liberty and dedicated to the proposition that all men are created equal。
A saying goes that tomorrow is another day。
四、一般疑问句可分别充当四种句子成分。1、一般疑问句语序变成陈述语序。2、用来whether或if引导。
1。主语从句: does she love dog-walking?
Whether she loves dog-walking or not is unknown。
2。宾语从句:
I don’t know if/whether whether she loves dog-walking
3。表语从句:
My concern is whether you are a student or not。
4。同位语从句:
They are faced with the problems whether they should continue to play。
补充:if whether区别
1)if一般用于引导宾语从句,而whether可引导所闻名词从句
If he comes or not makes no difference。
The question is if he will arrive。
2)if 不和or not直接连用,一般不说 if or not。但可以说 if … or not 。而whether没有此限制。
I don’t know if or not he arrives。
I don’t know whether or not he arrives。
五、特别疑问句可分别充当四种句子成分。特别疑问句变成陈述句语序。
There arose the question where we could get the loan。
I have no idea what gender he is。
Why he refused to cooperate with us is still a mystery。
I don’t know how many letters I have written to her。
NBA is what I am crazy about。
How China should develop next is a serious problem。