问题补充:
---Is Sarah coming ?
--- No. She should have let us know earlier , but she has been very busy recently.
A. to be sure
B. to be honest
C. to be fair
D. to be exact
答案:
A. to be sure
B. to be honest
(答案→)C. to be fair
D. to be exact
解析:句意:莎拉来了吗?没有,她本应该早让我们知道的,但是,说句公道话,她最经一直非常忙。to be fair说句公道话,to be honest老实说,to be sure诚然,to be exact确切的说,故选C