大圆的圆周率小于小圆的圆周率.______.(判断对错)
根据圆周率的含义:圆的周长和它直径的比值,叫做圆周率”可知:大圆的圆周率小于小圆的圆周率,说法错误;
故答案为:错误.
口腔结核病损最常见的形式为
A.结核初疱
B.结核性溃疡
C.结核性骨髓炎
D.寻常狼疮
E.硬化性肉芽肿
I want you to ____ every cent you spent. [ ]
A. count on
B. account for
C. make for
D. go for