单项选择题
A.1:35 B.1:25 C.1:20 D.1:30
A.1:25 B.1:30 C.1:35 D.1:20
A.1 B.1.2 C.1.3 D.1.5
A.1:25;1:40 B.1:50;1:30 C.1:20;1:50 D.1:50;1:25
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