A.DISKCOPY T1.BAT T2.BAT B.COPY T1.BAT D3\T2.BAT C.COPY T1.BAT\D3\T2.BAT D.COPY\T1.BAT\D3\T2.BAT
A.空格 B.C C.„„ D.▲
A.C盤 B.光驅(qū) C.優(yōu)盤(閃盤) D.其它三項(xiàng)都是