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【单选题】
语文老师用PowerPoint制作演示文稿,共制作了10张幻灯片来演示一篇散文。为了使播放朗读者同步地切换幻灯片,最好的操作方法是( )。A.
设置幻灯片的朗读时间为10秒,应用于所有幻灯片(估计每张幻灯片上的文字朗读时间10秒左右)
B.
不做任何设置,在开始播放后朗读完一张幻灯片上的内容后单击鼠标左键切换幻灯片
C.
利用排练计时的方法,在开始计时后朗读完一张幻灯片上的内容后单击鼠标左键切换幻灯片,然后在播放时朗读
D.
先用PowerPoint中录制声音的功能来录制老师读的散文,然后利用排练计时的方法根据录制的声音来同步地切换幻灯片
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A.
正确
B.
错误
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A.
magnified
B.
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C.
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D.
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