Unit 1How often do you exercise?一、 词汇本单元重点讲述如何谈论人们做事的频率,所以表示频率的副词应重点掌握。例如:once(一次), twice(两次), always(总是)等,要求四会。表示人们日常活动的短语也应重点掌握。例如:go to the movies(去看电影)play soccer(踢足球)exercise(锻炼)二、 句型下列句型应重点掌握:1. How often do you…? Once /Twice a week.2. What do you usually do…? I usually…3. How many hours do you…?...