精选优质文档-倾情为你奉上unit 5 Educational exchange要点短语:专心-专注-专业1 fly to 飞往2 long enough足够长3 Chinese culture中国文化4 host family寄宿家庭5 local school当地学校6 a group of一群7 junior high school初级中学8 an educational exchange一个教育交流9 be nervous紧张10 at first 起初 11 learn to do sth学习做某事12 teach sb sth教某人某事13 teach sb to do sth教某人做某事14 spend time do ing sth花时间做某事15 place of interest名胜古迹16 a bit of一点17 introduce sb to 把某人介绍给 18 keep doing sth 持续
