English grammar is different ____ Chinese grammar.

A. of           B. about     C. from            D. for

What grammar have you learned in this unit? (本单元学到了什么语法？)

_____________________________________

What grammar have you learned in this unit?(本单元学到了什么语法？)

_______________________________________

What grammar have you learned in this unit? (本单元学到了什么语法？)

__________________________________________