【正文】
Unit 3 What are you doing for vacation? 1. What are you doing for vacation? I’m babysitting my sister. 2. What is he doing for vacation? He is going fishing. 3. What are they doing for vacation? They are watching TV. 4. What is she doing for vacation? She is playing puter at home. 5. What are you doing for vacation?I’m going camping. 6. What is he doing for vacation? He is renting videos. 7. What are they doing for va