题目内容

PPT在设计时运用对比原则,可以起到突出主体的作用。

A. 对
B. 错

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PPT制作时可以通过改变大小来形成对比。

A. 对
B. 错

PPT设计原则之对比的作用主要有组织信息、清晰层级。

A. 对
B. 错

() he hasn't any formal qualification , he has managed to do very well.

Although
B. If
C. Despite
D. Whereas

Neither John nor his parents () at home.

A. is
B. has
C. are
D. was