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【单选题】
“主题”选项组中“颜色”命令的作用是A.
A 修改图片的颜色
B.
修改文字的颜色
C.
修改背景的颜色
D.
是一种配色方案，可设置演示文档中文字、图片、背景等的搭配色
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举一反三
【单选题】The first law of thermodynamics states ΔU=Q+W, where
A.
W >0 when work is done by surroundings.
B.
W >0 when work is done by system.
C.
W <0 when work is done by surroundings.
D.
Q >0 when heat is gained by surroundings.
E.
Q <0 when beat is gained by system.
【简答题】翻译 1. There is a mix of confrontation and cooperation between them. 2. He died, and was survived by wife and three children. 3. Law enforcement cannot responsibly stand aloof. 4. Evidently he had the ...
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