【简答题】ARP协议工作在OSI模型的哪一层()。
【多选题】正式场合女士穿衬衫时哪些是错误的(ABD)。
【单选题】关于皂苷性质的叙述,以下哪个是错误的( )
【单选题】Windows中字体安装太多,可以在()对话框中删除不需要的字体。
【单选题】下列哪个网站不是计算机产品介绍的专门网站?()
A.
http://www.pconline.com.cn
【单选题】In writing up the log book at the end of your watch,you make an error.which of the following is the way to correct the error? ______.
A.
Carefully and neatly erase the entry and rewrite it correctly
B.
Remove this page of the log book and rewrite all entries on a clean page
C.
Blot out the error completely and rewrite the entry correctly
D.
Cross out the error with a single line and rewrite the entry correctly
【单选题】关于皂苷性质的叙述,以下哪个是错误的( )
【单选题】企业签发支票是委托()无条件付款给收款人或持票人