A.英文逗號(hào)B.中文逗號(hào)C.英文單引號(hào)D.中文單引號(hào)
A.直接輸入2/3B.輸入2/3C.輸入02/3D.輸入’2/3
A.Ctrl+F1B.Shift+F2C.Ctrl+F9D.Shift+F9