建筑工地常备的消防器材有()。
A.砂子
B.水桶
C.铁锨
D.灭火器
E.水池
参考答案:A, B, C, D
——____you ____ the editor at the airport?
—— No, he ____ away before my arrival.
A.Have...met; has driven
B.Had...met; was driven
C.Did...meet; had been driven
D.Have...met; had driven
要构建全面质量管理的运营体系,应以什么为导向?()
A.专注
B.品质
C.极致
D.细节