你是猪吗
A. 不是
B. 是
C. 不一定
D. 可以是,可以不是
【咖啡还是茶】An increased perception of the bitterness of quinine and prop were linked to a small reduction in coffee drinking.
【咖啡还是茶】At present, AIDS can be cured by using specific drugs.
【咖啡还是茶】AIDS people now need to take 30 different drugs every day.