比较物+动词+比较级+than+被比较物:He works harder than her.
助动词+A+动词+比较级+than+B:Does he work harder than her?
举例:
This tree grows faster than that one.
Our country develops faster than Russia.
This man writes more carefully than me.
My clothes cost more than yours.
Does this tree grow faster than that one?
Does our country develop faster than Russia?
Does this man write more carefully than me?
Do my clothes cost more than yours?
比较物+动词+比较级+than+被比较物:He works harder than her.
助动词+A+动词+比较级+than+B:Does he work harder than her?