1、Unit 2 Good Health to YouLesson 9 Eat More Vegetables and Fruitsvegetablesfruitoften:adv.常常，时常 Iofteneatapples.often often是指经常性的动作，意思为“常常,经常”。e.g.（1）Childrendontoftendohomework.孩子们经常不写作业。（2）Heisoftenlateforschool.他经常上学迟到。How often:多久一次,how often（多久一次）：用来询问谓语动词所表示的动作发生的频率,即单位时间内动作发生的次数-Howoftendoyoup
2、laybaseball?-Threetimesaweek.How often do you watch TV?I watch TV every day.Whats your favorite program?Animal world.How often do you watch it?Twice a week.How often do you use the Internet?I use the Internet Whats your favorite website?never:从不once:一次twice:两次threetimes:三次fourtimes:四次once,twice,thre
3、e times 等次数的表达法。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 times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_.翻译：两周一次 _ 一年两次 _一个月两次 _once two weeks频率once a yeartwice a monthbe good for:对好be bad for:对不好 Eatingbreakfastisgoodforyou.favourite:adj.特别喜爱的，最喜欢的-Whatsyourfavou
4、ritefood?-Ilikefishbest.Whats your favourite sport?Myfavouritesportisfishing.使用howoften问句询问同学多久吃一次这些食物 noodles,juice,fish,apple,bread,egg,icecream,orange,fruit,rice,cake,chicken,meat,vegetablesHow often do you read English books?I read English booksWhats your favorite book?.How often do you read it?How often do you?I.Whats your?.练习对话Thanks！
