There is ____________ bread on the plate.[ ]
A. any
B. some
C. many
D. a lots of
答案:B
对于任意正整数m多项式(4m+5)2﹣9都能被( )整除.[ ]
A.8
B.m
C.m﹣1
D.2m﹣1
乌兰伊德