马上拿一道题目用一下 By the time we arrived at the cinema, the movie ______. A. already started B. has already started C. had already started D. was already starting Correct C. had already started Memory Aid: 时间轴——"arrived"（过去）→ "had started"画两个时间点，标注动作先后。 A. already started (一般过去时，缺少与“arrived”的时间关联) Why tricky? 学生可能忽略“By the time”暗示的先后关系，误以为单纯过去时即可。 Rewrite Question: “When we arrived at the cinema, the movie ______.”此时A正确 Life Example 我到学校时，课已经开始了 Link to Prior Material 关联之前学的“时间状语从句”和“过去完成时标志词（by/before） B. has already started (现在完成时，与过去时间矛盾) Why tricky? 混淆“has started” (现在关联) 和“had started” (过去关联)。 Rewrite Question:The movie ______ by now.此时B正确 Life Example:The train has left.强调现在的结果 Link to Prior Material对比现在完成时（has/have + PP）和过去完成时（had + PP） Incorrect D. was already starting Why tricky? 误认为“到达时电影正在开始”是合理的场景（实际应强调“已开始”的结果）。 Rewrite Question: When we arrived at the cinema, the movie ______."此时D正确 Life Example: 我到家时，妈妈正在做饭 Link to Prior Material关联“过去进行时”用法：强调过去某一时刻正在进行的动作 摘要：马上拿一道题目用一下 By the time we arrived at the cinema, the movie ______. A. already started B. has already started C. had already starte
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