Unit 1 What is the weather like
Unit 2 I like swimming
Unit 1 She is listening to the radio
Unit 2 I am drawing a picture
Unit 1 Sam isn't tidying his room
Unit 2 Are you doing your homework
Unit 1 What are you doing
Unit 2 What is he doing
Unit 1 Lingling is skipping
Unit 2 What are the kids playing