—What do you think of the book?
— ，it is one of the worst books I've ever read.
A. Not at all
B. It depends
C. To be honest
D. No problem
网友回答
A. Not at all
B. It depends
(答案→)C. To be honest
D. No problem
解析：考查交际用语。A一点也不；B看情况而定；C老实说；D没有问题；句意：—你认为这本书怎么样？—老实说，这是我曾经读过的最糟糕的书之一。根据句意说明C正确。