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there uesd to be (be)some small coal mines(煤矿)here,didn't there?Yes,there_(do),they were closed by the government last year.

分类: 作业答案 • 2021-12-19 16:22:53

问题描述：

there uesd to be (be)some small coal mines(煤矿)here,didn't there?Yes,there_(do),they were closed by the government last year.

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