1. 体操　   billiards   gymnastics   wrestling   boxing   Hint Half-n-half Clue   2. 拳闘　   ping-pong, table tennis   baseball   gymnastics   boxing   Half-n-half Clue   3. 卓球　   ping-pong, table tennis   water polo   horse-riding   gymnastics   Half-n-half Clue   4. 騎馬　   horse-riding   ping-pong, table tennis   billiards   boxing   Half-n-half Clue   5. 水泳　   ping-pong, table tennis   billiards   boxing   swimming   Half-n-half Clue   6. 水球,   swimming   horse-riding   water polo   gymnastics   Half-n-half Clue   7. 格闘　   horse-riding   baseball   water polo   wrestling   Half-n-half Clue