按照商品出库凭证所列商品编号、产地、品名、规格、等级、单位、数量等项,做到准确无误地点交清楚,符合商品出库()的基本原则。
A.及时
B.准确
C.先进先出
D.节约用料
参考答案:B
— What did the professor tell you to do?
— I had to write a _______ report.
[ ]
A. three-thousand words
B. three thousands word
C. three-thousand-word
D. three-thousand-words
UNIX规定,如要在后台执行一shell命令,须在该命令末尾加上一特殊字符,它是( )
A.$
B.%
C.&
D.*