---Can I help you?
---I’d like to buy a gift for my mother, at a proper price but of great use.
A. that
B. one
C. anyone
D. everything
网友回答
A. that
(答案→)B. one
C. anyone
D. everything
解析：考查代词。That特指上文提到的某一个；one泛指任何一个；anyone指任何一个；everything指每件事；句意：能帮你什么忙吗？——我想给我的母亲买一件礼物，一个价格合理但是有大用的礼物。可知此处泛指任何一个同类的礼物，故选B。