英語中哪些可以做主語？
1）名詞
2）代詞（英語中能做主語的代詞有:）
人稱代詞主格：I ,he,she,we,they,you,it.
指示代詞：this,that,those,these
不定代詞：one，each，some，any，something，everything，nothing，anything
關系代詞：which，that，who
3）不定式如：To do morning exercises is good for our health.
4）動名詞如：Seeing is believing.
5）數詞作主語，如：Two will be enough.兩個就夠了。
6）名詞化的形容詞作主語，如：The blind and the lame are well cared for in our country.
7）短語作主語，如：How to do well is an important question.
8）主語從句，如：That the earth goes/moves aroud the sun is truth.