Question

【题目】A Wechat(微信) is an invention ______ can help people talk to friends ,share photos, ideas and feelings freely.

A. whom B. who C. whose D.which

Answer 1

【答案】D

【解析】

试题分析：句意：微信是能帮助人们和朋友交谈，自由地分享照片，想法，感受的一种发明。根据先行词是invention,所以引导词用that，或者which. 故选D。