Except Olympic Athletics, which event is the most popular athletic event?
A. Diamond league
B. Golden league
C. Silver league
D. Mega league
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竞走: ______ 马拉松：______ 跨栏：______
An axe kick, also known as a hammer kick or stretch kick, is characterized by a straightened leg with the heel ________ onto an opponent like the blade of an axe斧头.
A. Descending
B. Moving
C. Kicking
D. Punching
In most styles, the _____ (脚背) is used to strike.
A. ball of foot
B. instep
C. heel
D. toes
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