单项选择题
——Do you think we can take a short break?——（）
A.Yes, let's take ten minutes.B.Don't worry. We have a warranty.C.It's longer than I thought it would be.
单项选择题 分包单位丙的正确做法是( )
单项选择题 ——Has it been easy to adjust to living abroad?——（）
单项选择题 ——Which file do you want me to copy?——（）
