Mum I am very thirsty(口渴).What about some orange juice?A. drinkB. to drinkC. drin

问题补充：

--- Mum, I am very thirsty(口渴).

--- What about some orange juice?

A. drink

B. to drink

C. drinks

D. drinking

答案：

A. drink

B. to drink

C. drinks

(答案→)D. drinking

解析：What about……怎么样？about是介词，后面接名词或者动名词作宾语，故选D。