question-9835006-4@@@回答#$#$An action that started in the past but is still continuing.#$#$A past activity that may be continuing. It has a result in the present.#$#$A finished action.#$#$错误#$#$正确答案是：A past activity that may be continuing. It has a result in the present.#$#$得分 0.00/1.00 分
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发表于 2022-7-28 15:31:58
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发表于 2022-7-29 00:11:10
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