问题补充:
--- 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
答案:
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。