一束电子从上向下运动,在地球磁场的作用下,它将[ ]
A.向东偏转
B.向西偏转
C.向南偏转
D.向北偏转
答案:B
The offices are in _________ front of the classroom.
A./
B.the
C.a
D.an
在“当归是血家气药,以辛升运行为用,以温和燠煦为功”中“燠煦”之义为()
A.光明
B.高热
C.灿烂
D.温润