during 和 while 意思和功能相近,但是它们的语法用法不一样。
一、during 是一个介词,后面通常跟表示活动的名词前,表示与另外一个活动并行发生,例如:
What did you discuss during dinner? 晚餐时你讨论了什么? 解析:此句的 dinner 是吃晚餐这个活动,它跟 discuss 同时发生。 I had a good time during the trip. 旅途中我过得很愉快。 解析:此句的 the trip 是旅途这个活动,它跟 had a good time 同时发生。 Two friends and I drove to Florida during college spring break.解析:此句的 college spring break 是春假这个活动,它跟 drove to Florida 同时发生。二、while 是一个连词,后面跟句子,用于指发生另一活动的背景时间段,例如:They all took notes while the professor gave the lecture.解析:此句的 the professor gave the lecture 是 took notes 发生的背景时间段。I did it while I was drunk.解析:此句的 I was drunk 是 did it 发生的背景时间段。 While the discussion was still going on, George came in.解析:此句的 the discussion was still going on 是 came in 发生的背景时间段。 Strike while the iron is hot.解析:此句的 the iron is hot 是 strike 发生的背景时间段。during 是介词,后面通常跟表示活动的名词,表示有另一活动与该活动同时发生,而 while 是连词,后面跟句子,表示在 while 引导的时间段内发生另一活动。
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