甲、乙、丙三家承包单位,甲的资质等级最高,乙次之,丙最低。当三家单位实行联合共同承包时,应按( )单位的业务许可范围承揽工程。
A.甲
B.乙
C.丙
D.中间级别资质
参考答案:C
与十六进制数CD等值的十进制数是( )。
A.204B.205C.206D.203
He doesn't feel ________, ________ he has to see a doctor. [ ]
A. good enough, but
B. well enough, but
C. good enough, so
D. well enough, so