()为磁盘拷贝命令,此命令只能拷贝软盘,硬盘和网络驱动器不能使用此命令。
A.Diskcopy
B.copy
C.RENAME
D.BACKUP
参考答案:A
治疗寒湿腰痛在基本处方的基础上再加()。
A.膈俞
B.肾俞
C.大肠俞
D.大椎
E.委中
—_____ there a football under the desk?
—Yes, _____. [ ]
A. Is; there is
B. Is; it is
C. Are; there are
D. Is; there isn't