选出合适的句子补充下列对话。
Daming :Hello ,Sam !
Sam :We have a big family dinner.
Daming :We see the dragon boat race .
Sam :
Daming :We eat moon cakes .
Sam :
Daming :We eat dumplings .
Sam :We give presents.
A.What do you eat at the Mid ﹣ Autumn Festival ?
B.What do you do on Thanksgiving Day ?
C.What do you eat at the Spring Festival ?
D.What do you do at Christmas ?
E.What do you do at the Dragon Boat Festival ?