231
0
10
643
0
10
442
0
10
782
0
10
508
0
10
253
0
10
485
0
10
456
4
10
589
0
10
761
0
10
545
10
10
529
1
10
465
0
10
325
0
10
455
0
10
648
0
10
336
0
10
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Keyword(s): 中1数学