C.or
选择疑问句用or,表示或者的意思-_____?-I'd like some milk.A.Can I help youB.What do you wantC.Do you like milkD.Would you like some milk选A，Can I help you? 是饭店的服务员，商店的售货员问顾客的一句话，意思是：“你想吃点什么？”或“您想买什么？”具体意思取决于具体用法，是一句礼貌用语。