Of the two coats I’d choose theone to spare some money for a book.A. cheapestB. cheaperC.

问题补充：

Of the two coats,I’d choose theone to spare some money for a book.

A. cheapest

B. cheaper

C. more expensive

D. most expensive

答案：

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……”。