问题 填空题
用适当的介词填空。
in     on      at      for      by
1. We leave ____________ Beijing ____________ February first.
2. We arrive ____________ Beijing ____________ the afternoon.
3. They arrive ____________ 8: 00 ____________ the evening.
4. Li Ming goes to Beijing ____________ train. He arrives ____________ Beijing Train Station 
    ____________ Sunday morning.
答案

1. for, on  2. in, in  3. at, in  4. by, at, on

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