错误代码是故障排除的重要信息,有一类错误代码表示与服务器之间通讯有问题,不是很好解决。这类错误代码一般为()字头错误代码?
A、4
B、5
C、6
D、7
参考答案:C
— I don't know what to buy for my mother.
— If I ____ you. I ____ a bund of flowers. [ ]
A. am; will buy
B. were; would buy
C. am; would buy
工程投标书包括( )内容
A.投标告示书
B.招标文件
C.法人委托授权书
D.投标报价
E.投标文件