unit1topic1durinhesummerholidays在暑假期间betweenand在两者之间cheersb.on为某人加油preferdoingsth.更喜欢做某事quiteabit/alot很多plantodosth.计划做某事goskating/skiing/bicycling/climbing/hiking去滑雪/滑冰/骑车/爬山/远足arrivein/at=getto=reach到达playagainst与对抗/较量forlong很久leavefor动身去thedayaftertomorrow后天placesofinterest名胜playbaseball打棒球atleast至少begoodat=dowellin善于做某事takepartin参加allovertheworld全世界begoodfor对有益agoodway一种好方法keepfit/heahy保持健康rel...