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[00:00.45]Module1
[00:01.85]Unit 1 It's more than twenty thousand kilometres long.
[00:09.60]一、Listen and number.听一听，排一排。
[00:17.77]1. M: Can you tell me something about New York?
[00:31.91]2. W: Look, it's a picture of the Great Wall.
[00:45.57]3. M: Beijing is really big.
[00:56.52]4. W: This postcard is great.