使用下面的哪条命令可以为指定的文件建立一个硬链接()。
A.ln
B.ln–s
C.links
D.links–s
参考答案:A
If you were more _ to your mother, she would help you at that time. [ ]
A. friends
B. friendly
C. angry
在标签标注时,如将大田用种标注为原种,则属于()与标签标注不符。