问题
选择题
The manager promised to keep me _____ how our business was going on.[ ]
A. informing of
B. informed of
C. to inform of
D. on informing
答案
答案:B
The manager promised to keep me _____ how our business was going on.[ ]
A. informing of
B. informed of
C. to inform of
D. on informing
答案:B