单选题 Joseph: Excuse me. Have you got a minute?
Ethan: The doctors are very busy...
Joseph: No, it"s not that. It"s just that ______. Have you thought of getting a drinks machine put in?
Ethan: Uhm... I don"t think so, bur I"ll speak to the hospital management about that.

A、 I"m rather thirsty after all this time
B、 if you need someone to help
C、 there"s too much traffic these days
D、 I missed the train this morning

【正确答案】 A

【答案解析】对话中约瑟夫因为口渴向伊森提出建议，希望他在医院中添置饮料自动售货机。伊森答应向管理层请示。A选项与上下文语境相符。