题目
I was on the escalator in a market.there was an old man who was about five or six people 的全文
提问时间：2020-10-31
答案
I was on the escalator in a market. Therewas an old man who was about five or six people in the front of me. Peoplebehind him were all in a hurry and saw him as a rock. The old man knew theseclearly a...
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