A.　Science may be too important today. B.　Sports equipment has been improved a lot. C.　Athletes are still breaking records. D.　S

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问题 A.　Science may be too important today.
B.　Sports equipment has been improved a lot.
C.　Athletes are still breaking records.
D.　Sport science helps improve athletes’ performances.
E.　Mental training is as important as physical training.
F.　Different sports require different training programs.

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