因为0.5和0.50相等，所以它们的意义也相同．______．
0.5和0.50大小相等，但它们的意义不相同，说意义相同是错误的．
故答案为：错误．
The examination will begin at 10:30. Those who come late ____ to the examination room. [ ]
A. have not been admitted
B. don't admit
C. will not be admitted
D. didn't admit
肠套叠的典型X线征象是
A．“铅管”征B．“鹅卵石”征C．“鸟嘴”征D．“杯口”征
