—What do you think of the book?—Oh excellent. It’ s worth a second time. A. to readB. to

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. reading

D. being read

答案：

A. to read

B. to be read

(答案→)C. reading

D. being read

解析： be worth doing “值得做”，用主动结构表达被动含义，所以选C。