Professor Smith told me that the book was well worth .A. readingB. to be readC. to readD.

问题补充：

Professor Smith told me that the book was well worth .

A. reading

B. to be read

C. to read

D. being read

答案：

(答案→)A. reading

B. to be read

C. to read

D. being read

解析：考查固定结构。Sth be worth doing值得做某事，本结构没有被动语态，也没有进行时。