2012
9
25
965
0
25
768
1
25
739
0
25
504
2
25
919
1
25
1538
0
25
939
0
25
1105
17
25
569
4
25
417
0
25
566
2
24
443
3
24
713
2
24
469
2
24
540
1
24
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Keyword(s): 中1 数学