在Excel中，在单元中输入公式时，编辑栏上的对勾按钮表示（）操作。
A、取消
B、确认
C、函数向导
D、拼写检查
参考答案：B
—Would you mind my telling him the news?
—____________
A．Yes, please
B．Never mind
C．It doesn't matter
D．No, go ahead
She was just about to explain ___ she hadn't passed her maths test chiefly out of carelessness ___ her uncle came.
A．her mother … when
B．to her mother why … that
C．her mother that … when
D．to her mother that … when
