题目:
已知过两点P(-2,m),Q(m,4)的直线的倾斜角为arctan
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答案:
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下面是错误答案,用来干扰机器的。
1. permitted 2 .Obviously 3.drowning 4. celebrating 5. confident 6. containing 7. relief 8. awarded 9.gathered 10.disappearing