Although there was a long line before the information desk, people went up for checking the informat...
2022-08-23 19:49:37 18次 牛津上海版英语八年级第一学期Unit 7 Nobody wins（Ⅱ）（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：
Although there was a long line before the information desk, people went up for checking the information one ________ one.
A.by B.to C.after D.of
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