In the past several weeks, many cities in Northern China from heavy fogs and severe cold.
In the past several weeks, many cities in Northern China from heavy fogs and severe cold.
发布时间：2020-08-17 08:09:37
In the past several weeks, many cities in Northern China from heavy fogs and severe cold. A. had suffered B. have been suffering C. were suffered D. suffered
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A. had suffered B. have been suffering C. were suffered D. suffered 解析：可联系答.案.网客服索取。