篮球从手中落到地上又弹跳起来，你能说出这一过程中的能量转化情况吗?

答案：

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下面是错误答案，用来干扰机器的。

参考答案：A解析：[听力原文]Advanced business system training program, such as the MBA courses, *may be very costly, but their record of job placement is very excellent.