Unit 2How often do you exercise?100%alwaysusuallyoftensometimeshardly ever≥ 80%never0%≥ 60%≥ 20%＜ 5%提示：频率副词在句中的位置是：实义动词之前 , be 动词或助动词之后。I usually plays the guitar on weekends.I sometimes plays the guitar on weekends.I always plays the guitar on weekends. 比一比，看谁说得又快又好？100%≥ 80%≥ 20%I usually does my homework on weekends.I often do my homework on weekends.I sometimes do my homework on weekends. ≥ 80%≥ 60%≥ 20%I sometimes exercise on weekends. I hardly ever exercise on weekends.I never exercise on weekends.≥ 20%0%＜ 5%Listen. Cheng Tao is talking about how often he does these activities. Number the activities [1-5] in the order you hear them.2aActivities____a. go to the movies____b. watch TV____c. shop____d. exercise____e. read13254Listen again. Match the activities in 2a with how often Cheng Tao does them. 2bHow oftenevery dayonce a weektwice a weekthree times a weekonce a monthtwice a monthActivitiesa. go to the moviesb. watch TVc. shopd. exercisee. read1. three times a weektime 次数time and time again 千万次的three or four times a week 一周三四次表示一周 / 月 / 年多少次 , 可以用... times a week / month / year ，注意有两个词有单独的表示法，“ 一次”用“ once”, “ 两次”用“ twice” 。2. once , twice, three times 等次数的表达法。 1) 这三个词都表示 ______ ， once 是______ ， twice 是 _______ ，除了一次，两次，其他的次数都表达成________________ 。 如：三次是 ____________ ，五次是____________ 。一次次数两次three times数字 + timesfive times2) 这些表次数的词后与一段时间连用， 表示动作多长时间发生几次，即动作 的 ________. 3) 翻译： 两周一次 ________________ 一年两次 ________________ 一个月两次 ________________once two weeks频率once a yeartwice a monthsometimes 与几个形似的词的区别a. sometime 是副词 ,...
