题目内容

Which of the following is true concerning a specific tariff?

A. It is exclusively used by the U.in its tariff schedules.
B. It refers to a flat percentage duty applied to a good's market value.
C. It is plagued by problems associated with assessing import product values.
D. it affords less protection to home producers during eras of rising prices.

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如果要使从标尺处拖拉出的参考线和标尺上的刻度相对应，需要在按住下列哪个键的同时拖拉参考线？

A. Shift键
B. Option键（Mac）/Alt键（Win）
Command键（Mac）/Ctrl键（Win）
D. Tab键

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结合哪个组合键，我们可快速在图层面板中建立选中所有当前图层图像像素的选区？

A. Ctrl(PC)/Cmd(Mac)
B. Alt
C. Shift
D. Ctrl(Pc)/Cmd(Mac)+Alt

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下列关于参考线的描述哪些是正确的？

A. Photoshop可以将绘制的直线路径转化为参考线
B. Photoshop的参考线是从标尺处拖拉出来的，并可用移动工具进行位置的移动
C. 选中工具箱中移动工具，按住Option键（Mac）/Alt键（Win）的同时单击参考线，可将水平参考线变为垂直，反之亦然
D. 只能通过“清除参考线”的菜单命令将图像窗口中所有的参考线清除，没有办法只清除某一个参考线

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在下列删除图像中参考线的描述中，正确的是：

A. 选择“视图>显示”中取消选择“参考线”
B. 选择“视图>清除参考线”
C. 用移动工具将图像中的参考线拖动到图像标尺上
D. 用移动工具将图像中的参考线拖动到图像之外
E. 用路径选择工具将图像中的参考线拖动到图像之外

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Which of the following is true concerning a specific tariff?

A. It is exclusively used by the U.in its tariff schedules. B. It refers to a flat percentage duty applied to a good's market value. C. It is plagued by problems associated with assessing import product values. D. it affords less protection to home producers during eras of rising prices.

如果要使从标尺处拖拉出的参考线和标尺上的刻度相对应，需要在按住下列哪个键的同时拖拉参考线？

结合哪个组合键，我们可快速在图层面板中建立选中所有当前图层图像像素的选区？

下列关于参考线的描述哪些是正确的？

在下列删除图像中参考线的描述中，正确的是：

A. It is exclusively used by the U.in its tariff schedules.
B. It refers to a flat percentage duty applied to a good's market value.
C. It is plagued by problems associated with assessing import product values.
D. it affords less protection to home producers during eras of rising prices.