最小的四位数与最大的两位数相差( )
A.990
B.900
C.901
D.891
1000-99=901
答:最小的四位数与最大的两位数的差是901.
故选:C.
In relation to company law:
(a) Explain and distinguish between an annual general meeting and an extraordinary general meeting. (6 marks)
通信线路是构成()的重要组成部分。
A.铁通通信网
B.国家通信网
C.铁路通信网
D.地区通信网