1、interest,interesting,interested(1)tobylikesswimmingverymuchbecausehethinksit's___
(2)robertis___inmakingkites.
(3)ilikeplayingchessandreadingbooksandtheyaremy___
2、beat,win
(1)wecan___thestrongestteaminthefootballmatchthistime
(2)robert___theotherplayersinthechessgameyesterday
(3)hisclass___thebaseballgamelastweek
(4)he___hundredsofdollarsinthelottery
(5)who___thefirstprizeinyesterday'ssingingcompetition?