Of the two coats,I’d choose the one to spare some money for a book.
A. cheapest
B. cheaper
C. more expensive
D. most expensive
网友回答
A. cheapest
(答案→)B. cheaper
C. more expensive
D. most expensive
解析：形容词比较级表示两者间的比较。根据所提供的情景“Of the two coats”和“to spare some money for a book”可判断出要用形容词的比较级，表示“我将选择较便宜的那件”。形容词最高级用于三者或三者以上的比较，意为“最……”。