一般情况下，要想在幻灯片的每一张上添加一个标识，应该在（）中进行操作。
A.大纲视图
B.幻灯片母版视图
C.幻灯片浏览视图
D.普通视图
参考答案：B
So absorbed _____ in his experiment that Newton boiled his watch when he wanted to boil an egg to eat. [ ]
A. he was
B. he did
C. had he
D. was he
在Excel中的单元格中既可以输入数据，又可以输入公式。
