问题补充:
— What do you think of the book?
— Oh, excellent. It is worth second time.
A. to read a
B. read a
C. reading a
D. being read a
答案:
A. to read a
B. read a
(答案→)C. reading a
D. being read a
解析:be worth doing sth“值得做”用主动结构表达被动含义。句意:你认为这本书如何?太好了,这本书值得再读一次。