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[00:00.55]Unit 2 I feel happy.
[00:06.31]一、Listen and number.听一听，排一排。
[00:15.63]1. M: I lost my cap. Now I feel sad.
[00:30.76]2. W: I met my friend yesterday. I was happy.
[00:46.57]3. M: Lily called her grandma yesterday.
[00:59.00]4. W: Mary is ill. She is sad.
[01:10.85]5. M: Zhang Lei helped his uncle on the farm. He was tired.