一张正方形纸的边长是10厘米,从它的边上剪去一个长3厘米、宽2厘米的长方形后,剩下的纸的周长不可能是[ ]
A.40
B.42
C.44
D.46
答案:B
小明今年a岁,比小红大1岁,小红今年______岁.
The cheek length of a block in inches should be about().
A.three times the circumference of a manila line
B.five times the diameter of a manila line
C.twice the diameter of its sheaves for manila line
D.twenty times the diameter of a manila line