一、听一听，标序号。

1. B: What do you do at the Mid-Autumn Festival?

 G: We eat moon cakes on that day.

2. G: What’s your favourite festival?

 B: The Dragon Boat Festival.

3. G: What do you do on Flag Day in America?

 B: We fly the flag, and we sing songs.

4. G: What do you do at the Spring Festival?

 B: We eat dumplings on that day.