2011
9
25
965
0
25
768
1
25
738
0
25
502
2
25
918
1
25
1538
0
25
937
0
25
1103
17
25
569
4
25
417
0
25
565
2
24
713
2
24
442
3
24
468
2
24
539
1
24
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Keyword(s): 中1 数学