不伤害原则是指下列哪一项()
A.不使病人身体受到伤害
B.不使病人心理受到伤害
C.不使病人身体、心理受到伤害
D.不使病 * * 益受到伤害
参考答案:C
—It must be John who is in the office.
—I'm sure it _____ be John. I saw him off at the railway station just twenty minutes ago. [ ]
A. won't
B. mustn't
C. can't
D. needn't
连接机箱面板指示灯中硬盘工作指示灯连线的标志是()
A.HDD LED
B.RESET SW
C.SPEAKER
D.Power LED