根据《中华人民共和国建筑法》的规定，我国的建筑工程实行( )。
A．质量维修制度 B．质量监督制度C．质量保修制度 D．质量体系认证制度
参考答案：C
(100) whether to go with a shared or switched fast LAN technology once you start to max out your shared Ethernet of token-ring LAN is tough call. Users and analysts involved in (101) high-speed LANs have learned the benefits of each. However, there are trade-offs to each, and (102) which fast LAN technology to choose is critical for (103) network performance problems and (104) costly purchasing mistakes.
101（）
A.avoiding
B.clipping
C.choosing
D.deciding
E.dissolving
F.ensuring
G.evolving
H.implementing
I.Knowing
J.solving
特种设备的有关信息发生变化需进行变更登记的，应当在变化后（）内持有关文件向特种设备使用登记部门办理变更登记。
A、一周
B、15日
C、30日
D、60日
