It is believed that if a book is , it will surely the reader.
A. interested …interest
B. interesting …be interested
C. interested …be interesting
D. interesting…interest
网友回答
A. interested …interest
B. interesting …be interested
C. interested …be interesting
(答案→)D. interesting…interest
解析：动名词作表语时, 表示主语的内容；现在分词作表语，表示主语的特征或性质。