Unit 1 I want a hot dog,please.

Unit 2 What do you want to eat?

Unit 1 when are we going to eat?

Unit 2 It will snow in Harbin.

Unit 1 The sun is shining.

Unit2 The cows are drinking water.

Unit 1 The balloons are fiying away！

Unit 2 The apples are falling down the stairs.

Unit 1 He is playing the suona, but the phone rings.

Unit 2 He’s riding his bike,but it starts to rain.

Unit 1 It was Daming’s birthday yesterday.

Unit 2 The name of the spaceship is Shenzhou V.

Unit 1 He spent about twenty-one hours in space.

Unit 2 She couldn’t see or hear .

Unit 1 Why do you have cups on your heads?

Unit 2 Why are you wearing a hat?

Unit 1 Best wishes to you！

Unit 2 Wishing you happiness every day.

Unit 1 we're going to different schools.

Unit 2 What are you going to study?