![](https://lstatic.shangxueba.com/sxbzda/h5/images/m_q_title.png)
[单选题]
Which of the following classes are mentioned in the Gym? 健身房的课程提到哪些?
A.step
B.boxing
C.fitball
D.hip hop
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)
A.step
B.boxing
C.fitball
D.hip hop
第1题
A、speed
B、heart rate
C、calories
D、all of the above
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