下列食品所含的营养成分及其缺乏时的症状，对应正确的是（ ）
A：柑橘﹣维生素C﹣坏血病
B：胡萝卜﹣维生素B1﹣夜盲症
C：海带﹣碘﹣贫血
D：肝脏﹣铁﹣地方性甲状腺肿
ORDER FORM
Address: 12 Heping Street
Phone number: 628—2865
Order:
Dumplings: 12 beef and carrot dumplings
Soup: one tomato soup
Drinks: One large green tea and two small orange juices
提示问题：
1) How often do you exercise?
2) What's your favourite sport? Why?
3) When do you do sports?
