_______ important invention a computer is, for it has made our life easier than before. A.What an B....
2022-08-25 04:32:24 103次 牛津上海版英语八年级第一学期Unit 4 Numbers（B）同步练习（含听力） 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
_______ important invention a computer is, for it has made our life easier than before.
A.What an B.What a C.What D.How
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