By the time we , a waiter had come over to our table with a smile.A.seatedB.sittingC.sat ourselvesD.

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编辑：chaxungu时间：2026-04-27 02:50:56分类：高中英语题库

【题目】By the time we _______, a waiter had come over to our table with a smile.

A.seatedB.sitting

C.sat ourselvesD.were seated

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【答案】D

【解析】

考查固定搭配。句意：当我们坐下来的时候，一个服务员微笑着走到我们的桌旁。此处为句子的谓语，seat是不及物动词，be seated=seat oneself，表示“坐下”，故D项正确。