2018年解放军武警部队士兵考军校-英语 84

 {00}He promised to work as hard as he ________. 

A.could
B.was able
C.was possible
D.likely
解析：
本题选A。

{00}He works as hard as he used ________.
A.to
B.to be
C.to being
D.to doing
解析：
本题选A。