某数的3倍减去4.8的差等于4个0.3连加的和．求这个数．
（0.3×4+4.8）÷3，
=6÷3，
=2．
答：这个数是2．
_____ it is a good thing I did not get the post I had applied for, though I must admit that I was disappointed at the time.
A．By the way
B．In a way
C．In the way
D．In no way
NUBUS是（）。
A.一种网络底层控制协议
B.一种Macintosh II上总线类型
C.一种数据接口标准
D.一种网络结构体系
