-Can I help you?-I’d like to buy a present for my father’s birthday at a proper price but

问题补充：

-Can I help you?

-I’d like to buy a present for my father’s birthday, at a proper price but of great use.

A. it

B. everything

C. that

D. one

答案：

A. it

B. everything

C. that

(答案→)D. one

解析：可联系答.案.网客服索取。