“值班的”用英语怎么说

值班的护士担心病人的病情会恶化.The nurse on duty was fearful that the patient should get worse.那些值班的官员明显不能自持, 许多人都流出了眼泪.The officers on duty were visibly overcome, many of them in tears.他就是那个值班的人.He is the man on watch....