—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
网友回答
A. to read
B. to be read
(答案→)C. reading
D. being read
解析：在“be worth”结构中，只能用动名词的主动形式表被动意义。在be worthy后可不定式的被动式或of+动名词的被动式。动词want,need和require表示“需要”时，可用动名词的主动形式表示被动意义，也可用不定式的被动形式。