建筑高度超过50米的普通饭店的耐火等级应为()。
A.一级
B.二级
C.三级
D.四级
参考答案:A
_____ do you _____ the transportation in your hometown? [ ]
A. How, think of
B. What, like
C. How, like with
D. What, think of
为了防止油过速老化,变压器上层油温不要经常超过85℃。