--- What do you think of the book ?
--- Oh , excellent . It’s worth a second time .
A. to read
B. to be read
C. being read
D. reading
网友回答
A. to read
B. to be read
C. being read
(答案→)D. reading
解析：句意：你认为这本书怎么样？——哦，棒极了。很值得再读一次。短语be worth doing值得做某事。故选D。