A: There are four: floor exercise, vault, balance beam and asymmetrical bars.
A: There are four: floor exercise, vault, balance beam and asymmetrical bars.
有四项：自由体操、跳马、平衡木和高低杠。
A: There are four: floor exercise, vault, balance beam and asymmetrical bars.
有四项：自由体操、跳马、平衡木和高低杠。