6.名词化的介词作主语。如:The ups and downs of life must be taken as they come.
我们必须承受人生之沉浮。
7.不定式用作主语。 如:To find your way can be a problem.你能否找到路可能是一个问题。
It would be nice to see him again.
如能见到他,那将是一件愉快的事。
8. 动名词用作主语。如:Smoking is bad for you. 吸烟对你有害。
Watching a film is pleasure, making one is hard work.
看电影是乐事, 制作影片则是苦事。
9. 名词化的过去分词用作主语。如:The disabled are to receive more money.
残疾人将得到更多的救济金。
The deceased died of old age.
死者死于年老。
10. 介词短语用作主语。如:To Beijing is not very far. 到北京不很远。From Yenan to Nanniwan was a three-hour ride on horseback.
从延安到南泥湾要三个小时。
11.从句用作主语。如: Whenever you are ready will be fine.
你无论什么时候准备好都行。
Because Sally wants to leave doesn’t mean that we have to.
不能说萨利要走因而我们也得走。
12.句子用作主语。如:”How do you do ?” is a greeting.“你好”是一句问候语。