( )是社会对医务人员以及医务人员相互之间的外部力量，是可以逃避的。
A．良心
B．法律
C．名誉
D．道德
参考答案：C
His mother will tell him to do his homework _______ he gets home. [ ]
A. as early as
B. as quickly as
C. as soon as
D. as fast as
平砧拔长过程中，应注意每次压下后坯料截面的宽高比应小于（），否则翻转90o再拔时易产生弯曲和折叠。
A、1～1.5
B、2～2.5
C、3～3.5
D、4
