—______ will everything be free? —In 100 years. A. How long B. How far C. How soon D. How often
2022-10-05 20:06:56 109次 八年级上（人教版）英语单元检测卷：Unit 7 Will people have robots 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
—______ will everything be free?
—In 100 years.
A. How long B. How far
C. How soon D. How often
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