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【单选题】
被认为是人工智能“元年”的时间应为( )A.
1946
B.
1950
C.
1956
D.
1960
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A.
单击【幻灯片放映】按钮
B.
单击【幻灯片放映】︳【观看放映】命令
C.
单击【视图】【幻灯片放映】命令
D.
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【单选题】下列哪一项不能在全屏幕上放映幻灯片【】。
A.
单击【幻灯片放映】按钮
B.
单击【幻灯片放映】︳【观看放映】命令
C.
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