【题目】Tony ________ have thought this book was worth ________ or he wouldn’t have read it over and over again．
A．can；being readB．must；to be read
C．may；readingD．must；reading
在线课程【答案】D
【解析】
试题分析：句意：Tony一定认为这本书值得一读，否则他就不会反复读这本书了。根据he wouldn’t have read it over and over again．可知，第一空是肯定的推测用must；be worth doing值得做某事。故选D。