在单元格中出现“###”符号时，通常表示什么意思？
A、显示的是字符串“###”
B、列宽不够，无法显示数值数据
C、计算错误
D、科学计数法

A.m＞2
B.m＜－2或m＞2
C.－2＜m<2
D.m＜－2

A．to leave them to heirs
B．to use them later as material for a novel
C．to stop himself from always thinking about them
D．to practice the art of writing