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[00:00.00]Unit 2 The cows are drinking water.
[00:04.46]一、Listen and number. 听一听，排一排。
[00:12.67]M: I'm on the train. I'm looking out of the window. It's sunny.Some dogs are running.
[00:21.33]A man is playing basketball. Some boys are swimming in the river. Now the train is coming to the station. I can see you.
[00:36.59]M: I'm on the train. I'm looking out of the window. It's sunny.Some dogs are running.
[00:42.61]A man is playing basketball. Some boys are swimming in the river. Now the train is coming to the station. I can see you.