值班经理每班交接的钥匙有（）。
参考答案：前台保险箱通开钥匙、电子门卡总卡及酒店备用钥匙箱钥匙
—It is selfless the doctor to devote all the time he had to caring for the patients.
—I think so, they are so great.
A．for
B．of
C．with
D．to
