在配置不同构件时考虑的重点应该有所不同。例如()等支撑系统要注意受压后的稳定性。
A.定型模板
B.柱
C.托木
D.井架
参考答案:B, D
It was no surprise that an awful accident ____ occur the day when they were drunk.
A.does
B.did
C.has to
D.had to
(一)
甲可以在何种时效内请求赔偿请说明法律依据。