A Wechat (微信) is an invention __________ can help people talk to friends, share photo, ideas and fee...
2023-02-03 02:28:32 66次 2013-2014学年甘肃省敦煌市九年级下期中英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
A Wechat (微信) is an invention __________ can help people talk to friends, share photo, ideas and feelings freely.
A. which B. who C. whose D. /
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