压缩机运行中不得中断(),否则将导致高温,引发事故。
A.润滑油
B.冷却水
C.净化风
D.非净化风
参考答案:A, B
哪道题的商最接近150?( )
A.906÷6
B.480÷4
C.447÷3
D.D
-How's the weather today?
- ___________.[ ]
A. It's winter.
B. It's windy.
C. I like it.