【单选题】【消耗次数：1】
垂直于一个投影面而与另两个投影面倾斜的平面称为投影面（）。
①
平行面
②
倾斜面
③
一般位置平面
④
垂直面
参考答案：
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①
to have been created
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to be created
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having been created
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being created
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While being questioned on the court, the man denied _____the old lady’s necklace.
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having taken
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means to
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is meant to
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a stock
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个体在道德意识、道德行为方面，自觉按照一定社会或阶级的道德要求进行自我审度、自我教育、自我锻炼、自我革新、自我完善的活动，称为( ) 。
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道德认识
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道德修养
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道德调节
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