地下民用建筑的疏散走道和安全出口的门厅,其顶棚、墙面和地面的装饰装修材料应采用( )级装修材料。
A.B1
B.B2
C.B3
D.A
参考答案:D
Your blunt treatment of disputes would put other people in a negative frame of________, with the result that they would not be able to accept your proposal.
A.mind
B.idea
C.intention
D.wish
以下历史事件与孙中山没有关系的是[ ]
A.颁布《中华民国临时约法》
B.颁布剪辫令
C.倡导穿中山服
D.戊戌变法