Question

-What do you think of the book??　
-Oh, excellent. It is worth _____ second time.

A．to read a

B．to read the

C．reading a

D．being read the

Answer 1

C

be worth doing本身就表示被动含义,即"值得做某事"。a second time表示不确定的"第二次",实为"又一次",并非特定,故不用the。