问题:
It is not enough only_______the rules of grammar if you want to learn English well.
A.keeping in the mind
B.to keep in mind
C.to keep in your mind
D.keeping in your mind
It is not enough only_______the rules of grammar if you want to learn English well.
A.keeping in the mind | B.to keep in mind |
C.to keep in your mind | D.keeping in your mind |
参考答案: