擦亮眼睛 辨别清楚

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一、at the same time; all the time; at times

【例句对比】

1. We both arrived here at the same time.

2. What are you talking about all the time?

3. I saw her in the street at times.

【启发点拨】

at the same time 表示“同时”。(剩余1783字)

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