【单选题】【消耗次数：1】
与一个投影面垂直的直线，必定与另外两个投影面______
①
平行
②
垂直
③
倾斜
④
相交
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can have gone
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should have gone
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ought to have gone
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until
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because
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Is that Mr Robert Lee?
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Sorry, speaking
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