如果是两空,则前面两楼答案正确,即：
I like the high jump best.
= My (favorite sport) is the high jump.
如果只有一空,则答案是：
I like the high jump best
= My (favorite) is he high jump.
注：favorite/favourite即可做形容词,也可作可数名词,意思是“最喜欢的人/事物”.