【多选题】下列有关指定端口的说法中,正确的是?(多选)()
【单选题】---The light was on all night long. ---Yes. It seemed that Mike ________. He was the last one to leave the office.
【单选题】He gave up the way of life he had got accustomed to ________ to be independent. [ ]
【单选题】血液保存液中枸橼酸钠作用为( )
C.
可使 PH值增高到5.63防止红细胞膨胀失钾