第31题: [单项选择]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: ______ 参考答案:D 答案解析:[注释] A,B,C不符合对话场景。D.All right.That'll do,表示“好的,那也行。”,符合要求。