A.Does Lily have a jacket?

B.Does she have a coat?

C.Do you have a jacket?

【答案】C

【解析】

想问对方有没有什么东西，用一般疑问句Do you have…?A. Does Lily have a jacket?莉莉有一件夹克吗？B. Does she have a coat?她有一件外套吗？C. Do you have a jacket?你有一件夹克衫吗？AB不符合语境，故选C。