at, until, for, by, after, before
The train leaves ____ 6: 00 p. m., so I have to be at the station ____5: 40 p. m. at the latest.
at, until, for, by, after, before
The train leaves ____ 6: 00 p. m., so I have to be at the station ____5: 40 p. m. at the latest.
【正确答案】:at;by
【题目解析】:【考点点击】本题考查时间前的介词选择。【要点透析】具体时间(时间点)前常用介词at;表示“到为”常用by本句意为:火车下午6:00启动,所以我最晚也要在5:40之前到达。
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