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四年级奥数测试卷班级姓名一、填空（每空1分，共16分）1、按规律填空(1)2,5,8,(),();(2)2,7,12,17,22,(),();(3)1+2=31+2+4=71+2+4+8=151+2+... 2025-03-2925726 KB4页122
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