1、Unit 2 How often do you exercise?Section B 3a-Self Check100%85%50%20%5%0Do you remember?alwaysusually often sometimes hardly everneverHow often?在此录入上述图表的描述说明图表的描述说明。Look at the following chart and try to describe it with frequency words.do homework readwatch TV exerciseuse the Internetgo shoppingJac
2、ks after-school activities0%20%40%60%80%100%120%Do you remember?Look at the information in the chart and complete the report.every day/alwaysusuallyoftensometimeshardly evernever3a3aFill in the blanks in 3a with adverbs of frequency.(always,usually,often,sometimes,hardly,never)Jane is a 16-year-old
3、high school student in the United States.American Teenager magazine asked her about her habits.Jane has a lot of good habits.She exercises and she reads books _.Also,she _ drinks juice and she _ stays up late.However,she has some bad habits,too.She _ watches TV for more than two hours a day,and she
4、_ eats hamburgers.Her parents are not very happy because she _ helps with housework and she _ goes to the dentist for teeth cleaning.She says she is afraid!every dayusuallyoftensometimeshardly everneverhardly everalways知识讲解1.Watch TV for over 2 hours.看两个多小时的电视。看两个多小时的电视。(1)for+一段时间，表示持续的一段时间。在汉语中不能体
5、现，但是使用英语时需要注意。一段时间，表示持续的一段时间。在汉语中不能体现，但是使用英语时需要注意。【翻译翻译】我每天都写三个小时的作业。我每天都写三个小时的作业。I do my homework for three hours every day.(2)over+时间或数量，表示超过时间或数量，表示超过,多于多于=more than【翻译翻译】他有他有30多双鞋。多双鞋。He has over/more than 30 pairs of shoes.2.Jane is a 16-year-old high school student in the United States.Jane 是美
6、国的一名是美国的一名16岁的高中生。岁的高中生。基数词基数词-year-old 表示十六岁的，用作定语，表示十六岁的，用作定语，year 用单数，连字符不可省。用单数，连字符不可省。【注意注意】a/an根据不同的数词做相应根据不同的数词做相应变化变化。e.g.an eight-year-old boy 一个八岁的男孩一个八岁的男孩【翻译翻译】十一岁的男孩麦克来自芝加哥。十一岁的男孩麦克来自芝加哥。Mike,an 11-year-old boy comes from Chicago.知识讲解 3.However,she has some bad habits,too.然而，她也有一些坏习惯。然而
7、，她也有一些坏习惯。however adv.然而，不过；然而，不过；表示转折。可放在句首、句中或句末，通常用表示转折。可放在句首、句中或句末，通常用逗号逗号与句子与句子 其他成分隔开。其他成分隔开。e.g.My room is small.However,its comfortable.我的房间很小，但却很舒服。我的房间很小，但却很舒服。My father,however,did not agree.但是，我父亲不同意。但是，我父亲不同意。【翻译翻译】我们尽力做了，然而还是输了比赛。我们尽力做了，然而还是输了比赛。We tried hard.However,we lost the game.知
8、识讲解【辨析辨析】however 与与but however 表示表示“然而然而”、“可是可是”时，是副词。位于句首时，后面要加逗号；时，是副词。位于句首时，后面要加逗号；位于句末时，前面要加逗号；位于句中时，前后都要加逗号。而且位于句末时，前面要加逗号；位于句中时，前后都要加逗号。而且不能用于连不能用于连接两个句子接两个句子。e.g.Later,however,he changed his mind.可是他后来改变了主意。可是他后来改变了主意。but 是连词，用于连接两个句子，通常不需要加逗号。是连词，用于连接两个句子，通常不需要加逗号。e.g.He has three sons but n
9、o daughters.他有他有3 个儿子，但没有女儿。个儿子，但没有女儿。知识讲解4.Go to the dentist.去看牙医。去看牙医。go to the dentist=go to see the dentist 去看牙医去看牙医类似的结构还有：类似的结构还有：go to the doctor 去看医生去看医生go to a movie 去看电影去看电影知识讲解5.She says she is afraid！她说她害怕她说她害怕!afraid adj.害怕的；担心的害怕的；担心的 在句中做系动词的表语，不可单独使用。在句中做系动词的表语，不可单独使用。常用结构：常用结构：be af
10、raid to do 不敢做某事不敢做某事 e.g.He is afraid to cross the street by himself.他不敢自己过马路。他不敢自己过马路。be afraid of sth/doing 害怕某物害怕某物/做某事做某事e.g.My son is afraid of dogs.我儿子害怕狗。我儿子害怕狗。知识讲解Complete the chart with your own information.In the last column,use expressions like always,every day,twice a week and never.3b
11、 Activities How often?Good habits Bad habitsWrite a report about your good and bad habits.Say how often you do things.Use the report in 3a as an example._3cTake the healthy quiz.1.How often do you eat breakfast?a.Never b.A few minutes a week c.Almost every day.2.How often do you eat fast food?a.Neve
12、r b.A few minutes a week c.Almost every day3.How often do you eat vegetables and fruit?a.Never b.A few minutes a week c.Almost every day4.How often do you exercise?a.A few minutes a year b.A few minutes a month c.A few minutes a week5.How many hours do you watch TV every week?a.None b.One to four c.
13、Five or more6.How many hours do you usually sleep at night?a.Less than six.b.Six or seven c.Eight or moreCount your score!1.a=0,b=1,c=2 2.a=2,b=1,c=03.a=0,b=1,c=2 4.a=0,b=1,c=25.a=2,b=1,c=0 6.a=0,b=1,c=24You have to learn more about healthy habits.Dont worryyou can do it!Youre really healthy!Good fo
14、r youand your health!How many points do you get?9-12 points:4-8 points:0-3 points:Youre smart about health most of the time.Self Check1.Complete the chart with activities you do and dont do.What about your mother/father?alwaysusuallyoftensometimeshardly evernever I My mother or father Self Check2.Wr
15、ite five sentences using the information above.alwaysusually often sometimeshardly evernever I My mother or father Self Check3.Fill in the blanks in the conversation.A:What do Tom and Mike _ do on weekends?B:They sometimes go to the museum.A:_ do they go to the shopping center?B:_ ever.Maybe about t
16、wice a month.A:_ do they watch TV?B:Mike never watches TV,but Tom watches TV _ day.A:Oh,Im just like Tom.I _ watch TV,too.usuallyHow oftenHardly How ofteneveryalways随堂练习单项选择1._ do you go shopping with your mother?Sometimes.A.How often BHow many CHow much D How old2.She hardly ever _ because she is a
17、fraid.A.go to the dentist B.went to the dentist C.going to the dentist D.goes to the dentist3.How often _she exercise?Twice a week.A.do B.does C.doing D.did4.He watches TV for over 4 hours every day._ A.more B.more than C.on D.in 5.Mike has _ sister.A.a 8-year-old B.an 6-year-old C.an 8-year-old D.an 8-years-old CADBBHomeworkWrite a report about your activities of a year.THANK YOU!
