拔罐时,对罐内乙醇的量尽可能多,其效果更好。()
参考答案:错
—When were you born?
—I was born a cold winter morning in 1996.
A. on B. in C. at.
信号报警灯信号一般以什么表示正常()
A.灯灭
B.灯亮
C.闪灯
D.平光