Lesson 10 What Are You Doing?
第十课 你在做什么？
Betty and Bob are talking on the telephone.
贝蒂和鲍勃在讲电话。
Betty: Hi, Bob. What are you doing?
贝蒂：嗨，鲍勃。你在做什么？
Bob: I'm watching TV. How about you?
鲍勃：我在看电视。你呢？
Betty: I'm doing my homework.
贝蒂：我在做功课。
Bob: You are a good student, Betty.
鲍勃：贝蒂，你是个好学生。
