固定资产包括房屋、（）、（）等。
A.建筑物
B.机器设备
C.运输工具
参考答案：A, B
More and more fast-food restaurants have _____ all over the town in the last few years. [ ]
A. come up
B. taken up
C. sprung up
D. put up
燃烧性能测试应在将试样从预处理环境中取出后（）内进行。
A.2min
B.5min
C.7min
D.10min
