登记档案由（）构成。
A.登记资料
B.登记材料
C.申请资料
D.登记簿
E.审核资料
参考答案：B, D
—Daniel must have lost his job in that unemployment crisis, he?
—I don’t think so. Yesterday I saw him working together with his colleagues.
A．didn’t
B．doesn’t
C．mustn’t
D．hasn’t
甲地抗震设防烈度为6度，乙地抗震设防烈度在6度以下，设计同样门式刚架房屋，按经济合理及规范规定，应采用的钢材牌号分别是______。
A．Q345、Q345 B．Q345A、Q345A C．Q345B、Q345B D．Q345B、Q345A
