如果两个因数的末尾都有0,可以先把( )前面的数相乘,然后看两个因数末尾一共有几个0,就在乘得的积的末尾写几个( )。
0;0
President Obama has two daughters, _____ able to fit in well with their citizens.
A.both of them are
B.none of them are
C.both of whom are
D.neither of who is
工业区在城市中的区位从总体上看具有的特点是( )
A.城市经济活动最为繁忙的地方
B.不断向市中心迁移
C.在建筑质量上出现高级和低级工业区
D.趋向于沿主要交通干线分布