497
0
17
435
0
17
354
0
17
645
0
17
1424
2
17
519
0
17
905
9
17
606
0
17
316
0
17
1202
0
17
705
1
17
247
0
17
405
0
17
505
0
17
546
0
17
2038
1
17
359
2
16
614
0
16
499
3
16
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Keyword(s): 中1数学