—How much do you spend the new boots? —They me 50 yuan. A. buying; costB. to buy; payC. bu

问题补充：

—How much do you spend the new boots? —They me 50 yuan.

A. buying; cost

B. to buy; pay

C. buying; spend

D. buy; take

答案：

(答案→)A. buying; cost

B. to buy; pay

C. buying; spend

D. buy; take

解析：花费某人多少钱做某事可用spend+钱+doing，故本题不选BD，表示某物花费某人多少前不可用spend sb+钱，但可用cost，故选A。