听下面一段对话，回答第1-3题。
| 听下面一段对话，回答第1-3题。 1. Why does the man feel confused at first? A. He doesn’t know which line to stand in. B. He is not sure which channel to go through. C. He doesn’t know where to check in. 2. Where should the man wait for the departure of the plane? A. At Gate 3. B. At Gate 13. C. At Gate 30. 3. Which channel should the man go through? A. The red channel. B. The green channel. C. The diplomatic channel. |
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