— I have just had my watch repaired.—How much did they you?A. payB. chargeC. costD. spend

问题补充：

— I have just had my watch repaired.

—How much did they you?

A. pay

B. charge

C. cost

D. spend

答案：

A. pay

(答案→)B. charge

C. cost

D. spend

解析：通过语境分析可以判断出是在询问要价的情况，用charge最合适,因为它可构成charge sb for sth。