Fully____of the importance of spoken English,he made up his mind towork harder.

问题描述:

Fully____of the importance of spoken English,he made up his mind towork harder.
A.aware
B.be aware
C.being aware
C.to be aware

这句话前半部分是状语.B显然不行,因为一句话里不能有两个动词.如果是C的话,应该是Being fully aware of ...,同理D的语序是To be fully aware of...,只有A可以,Fully aware of the importance of spoken English, 形容词作状语.