A.工作需要B.辅助需要C.生活需要D.认知需要
单项选择题当使用魔棒工具选择图像时,在“容差”数值输入框中,输入的数值是下列哪一个所选择的范围相对最大()。
A.5B.25C.10D.15
单项选择题From this passage we can learn that().
A.e-books are better than ordinary books because the letters are clearB.e-books are not good for people who find reading difficultC.e-books allow you to store a library in a small unitD.sales of e-books are expected to increase rapidly in the future