1. 橄榄球   football, soccer   swimming   athletics   rugby   Hint Half-n-half Clue   2. 橄榄球，足球   football, soccer   gymnastics   volleyball   swimming   Half-n-half Clue   3. 篮球   wrestling   hockey   gymnastics   basketball   Half-n-half Clue   4. 高尔夫球   wrestling   rugby   tennis   golf   Half-n-half Clue   5. 体操   ping-pong, table tennis   skiing   golf   gymnastics   Half-n-half Clue   6. 水球   water polo   billiards   weightlifting   basketball   Half-n-half Clue   7. 滑冰   gymnastics   badminton   skating   weightlifting   Half-n-half Clue