一个小数除0，这个式子没有意义．______．
一个小数除0，即0÷一个小数=0，
故一个小数除0，这个式子没有意义是错误的．
故答案为：错误．
Some people would rather ride bikes as bike riding has _______ of the troubles of taking buses.
A．nothing
B．none
C．some
D．neither
提高烧结矿碱度有助于增加烧结矿中铁酸钙矿物的含量。
