Guest: Have you a single room for tonight and tomorrow night with a telephone and shower? Clerk: We haven"t any rooms with a shower free just now, but there"s a bathroom available on each floor. Guest: ______.
【正确答案】 D
【答案解析】解析：A、B、C项不符合对话场景。D项All right．That"ll do．表示"好的，那也行"，符合要求。