()小时检查钢丝绳张紧情况。
A、8
B、2
C、40
参考答案:A
— Would you like _ my home?
— Yes, ____. [ ]
A. to come to; I'd like to
B. coming; I'd like to
C. to come; I do
D. coming; I do
数据安全性措施包括();()、文件备份和访问控制。