设置表格宽度是在（）对话框中设置
A.文件
B.单元格属性
C.表格属性
D.网页属性
参考答案：C
Every time she was in trouble, she went to him for help, as he said he ________ do anything for her.
A．should
B．must
C．would
D．might
什么是氨基酸的两性性质和等电（pI）？
