人教版八上Unit 2 How often do you exercise -Section B 1a—1e-ppt课件-市级优课-(配套教案编号：64a70).pptx

1、Unit 2 How often do you exercise？ 八年级英语上 新目标 人 Activities How often watch TV usually use the Internet sometimes read English books never go to the movies once a week exercise twice a week Talk about the weekend activities according to the chart. milk coffee vegetables fruit chips hamburger junk food

2、 cola chocolate is good for our health. Junk food is bad for our health. Match the words with the pictures. a b c d e f 1. _ junk food 4. _ vegetables 2. _ milk 5. _ sleep 3. _ fruit 6. _ coffee Check the answers! b a e c f d Ask and answer questions. Use the words from 1a. How often do you drink mi

3、lk, Liu Fang? I drink milk every day. Do you like it? No. But my mother wants me to drink it. She says its good for my health. How often do you eat junk food? I eat it once a week. Do you like it? Yes. But my mother doesnt let me to eat it. She says its bad for my health. 教材解读教材解读 She says its good

4、for my health. 本句是一个宾语从句本句是一个宾语从句,be good for表示表示 “对“对有益”有益”,其反义词组为其反义词组为be bad for“对对有害”。有害”。 Running in the morning is good for our health.早上跑步对我们的健康有益。早上跑步对我们的健康有益。 Watching TV too much is bad for our eyes.看看 太多电视对我们的眼睛有害。太多电视对我们的眼睛有害。 【辨析】 be good at,be good for,be good to (1) be good at表示“擅长,在方

5、面做得好”,后接 名词/代词/动名词,相当于do well in。 She is good at dancing. =She does well in dancing.她擅长跳舞。 (2)be good for对有益(有用),后接表示人或事物的名 词。 Reading is good for you.读书对你有好处。 (3)be good to对好(和善、慈爱),后一般接表示人或 人格化的名词,good相当于friendly。 He is very good to his neighbors.他对他的邻居们很好。 healthy: unhealthy: cola, salad, soup, h

6、ot dog, milk, hamburger, dumpling, fruit, chicken, onion, potato, tomato healthy: unhealthy: salad, soup, milk, dumpling, onion, fruit, chicken, potato, tomato cola, hot dog, hamburger Listen to an interview about eating habits. Circle your answer to each question. Does Tina have good habits? Yes. N

7、o. I dont know. Does Bill have good habits? Yes. No. I dont know. Listen again. Fill in the blanks in the survey. Questions Tina Bill 1.How often do you exercise? 2.How often do you eat fruit? 3.How many hours do you sleep every night? 4.How often do you drink milk? 5.How often do you eat junk food?

8、 6.How often do you drink coffee? Every day Nine Never Every day Hardly ever never Every day Nine 3 or 4 times a week Never 2 or 3 times a week 4 times a day 教材解读教材解读 How many hours do you sleep every day? 本句是特殊疑问句本句是特殊疑问句,how many后要接可数名词复数后要接可数名词复数, 再加一般疑问句。而再加一般疑问句。而how much后要接不可数名词后要接不可数名词, 再加一般疑

9、问句。再加一般疑问句。 How many bananas are there in the basket?这个篮这个篮 子里有多少香蕉子里有多少香蕉? How much water do you need?你需要多少水你需要多少水? Student A is the reporter. Student B is Tina or Bill. Ask and answer questions. Then change roles. A: How often do you exercise? B: I exercise every day. A: And how often do you ? Ran

10、k these activities according to how often you think your classmates do them (1=most often, 6= least often). watch TV go to the movies play computer games exercise or play sports use the Internet go camping in the country Read the articles fast and find the general idea of 2b. The general idea of the

11、 articles is about . A.how to use the Internet B.free time activities in No.5 High School C.how to make friends B 教材解读教材解读 1.percent n.百分之百分之。常用于“。常用于“数词数词+percent +of+ sth.”结构结构,这时后面谓语的单复数由这时后面谓语的单复数由percent后后 面跟的名词决定。面跟的名词决定。 Twenty percent of the students agree with you. 百分之二十的学生赞同你。百分之二十的学生赞同你。

12、Thirty percent of time passes.百分之三十的时百分之三十的时 间过去了。间过去了。 2.although conj.虽然虽然;尽管尽管;即使。引导让步状语从句。即使。引导让步状语从句。 Although/Though it was so cold,he went out without an overcoat.尽管天气很冷尽管天气很冷,但他还是没有穿大衣就出去了。但他还是没有穿大衣就出去了。 【注意注意】 although=though用作连词用作连词,意为意为“虽然虽然,尽管尽管”,这两这两 个词都不能与个词都不能与but连用连用,即用了即用了although/t

13、hough就不能再用就不能再用but。 不过不过although可以与可以与yet/still一起使用。一起使用。 尽管他身体不好尽管他身体不好,但是他工作很努力。但是他工作很努力。 正正:Although/Though he is in poor health,he works hard. 正正:He is in poor health,but he works hard. 误误:Although he is in poor health,but he works hard. 3.mind n.头脑头脑,心智。心智。 He has a very sharp mind.他的头脑很敏锐。他的头脑

14、很敏锐。 【拓展】【拓展】 mind v.介意介意,当心当心,关心。关心。mind后用动名词或名词作后用动名词或名词作 宾语宾语,而不用不定式。而不用不定式。Do/Would you mind (ones)doing? 用来用来 客气地提出请求客气地提出请求,或者用来提出询问、征求对方意见。或者用来提出询问、征求对方意见。 Do you mind closing this window?你介意关上这扇窗户吗你介意关上这扇窗户吗? 【固定搭配】【固定搭配】 make up ones mind下决心下决心;change ones mind 改变主意改变主意;never mind不必担心不必担心/没

15、关系没关系;keep in ones mind记住。记住。 Read the passage quickly and find the answers to the questions below. (1)How many kinds of free time activities are mentioned in the passage? (2)How many students do not exercise at all? (3)How many students use the Internet every day? (4)How often do most students watc

16、h TV? (5)What is the best way to relax? Three. Twenty percent. Ninety percent. Every day. The best way to relax is through exercise. Please read the passage and circle“T”or“F”. 1.We found that forty-five percent of our students exercise every day. 2.Ten percent of the students use the Internet at le

17、ast three or four times a week. 3.Most students use the Internet for homework. 4.Only twenty percent of the students watch TV one to three times a week. 5.Doing exercise is healthy for the mind and the body. F T F F T 教材解读教材解读 1.but we were surprised that ninety percent of them use the Internet ever

18、y day. “be surprised + that从句”意为“从句”意为“很惊讶很惊讶/吃吃 惊”。惊”。be surprised at sth.意为“对某事感到惊讶”意为“对某事感到惊讶”; be surprised to do sth.意为“对做某事感到惊讶”。意为“对做某事感到惊讶”。 Im surprised that you are the only one to think in that way.我奇怪我奇怪,你是唯一那样想的人。你是唯一那样想的人。 I was surprised at his answer.我对他的回答感到吃惊。我对他的回答感到吃惊。 【辨析】【辨析】 t

19、o ones surprise,in surprise,be surprised at (1) to ones surprise是“令人惊奇的是是“令人惊奇的是”,surprise是名是名 词词,ones指形容词性物主代词或所有格指形容词性物主代词或所有格,to ones surprise相当于相当于 “主语主语+ be+ surprised”,surprised是形容词。是形容词。 To his surprise he found the girl was blind. =He was surprised to find the girl was blind.令他惊奇的是令他惊奇的是,他他

20、发现这个女孩是个盲人。发现这个女孩是个盲人。 (2) in surprise是“惊奇地”是“惊奇地”,是副词性短语是副词性短语,用来修饰动词用来修饰动词,一般一般 放在所修饰的动词后面。放在所修饰的动词后面。 The two girls looked at each other in surprise.那两个女孩惊奇那两个女孩惊奇 地相互看着。地相互看着。 (3) be surprised at是“对是“对感到惊奇”感到惊奇”,表示主语表示主语(一般是人一般是人) 对某事或某物惊奇对某事或某物惊奇,surprised可以被可以被very,too等修饰等修饰,作表语或定作表语或定 语语。 We

21、are very surprised at the news.听到这个消息我们很诧异。听到这个消息我们很诧异。 2.The answers to our questions about watching television were also interesting. 此句的基本意思是此句的基本意思是The answers were also interesting.主语主语 The answers为复数为复数,故谓语动词使用故谓语动词使用were。 【注意注意】 本句中本句中answer和和question两个名词后的介词搭配。两个名词后的介词搭配。 表示表示“的答案的答案”时时,answ

22、er后要用介词后要用介词to,这是一种固定搭这是一种固定搭 配。配。 Theres no easy answer to this problem.这个问题没有简单的这个问题没有简单的 答案。答案。 Do you know the answer to question number two? 你知道第你知道第 二个问题的答案吗二个问题的答案吗? 3.It is good to relax by using the Internet or watching game shows It is/was +adj.(for sb.)+ to do sth.对某人来说去做某事对某人来说去做某事 是是的。的

23、。 It is easy for me to learn English well.学好英语对我来说很学好英语对我来说很 容易。容易。 by+v.-ing构成方式状语构成方式状语,表示表示“通过某种方式、手段做某通过某种方式、手段做某 事事”,by后接名词、代词、动名词形式。后接名词、代词、动名词形式。 She made money by writing.她靠写作挣钱。她靠写作挣钱。 He succeeded by working hard.他由于工作努力而获得了他由于工作努力而获得了 成功。成功。 Exercises : the end-of-class test .根据汉语提示完成句子根据

24、汉语提示完成句子 1.Twenty (百分之百分之)of our class like using the Internet. 2.He has three (在线的在线的)friends and they talk every day. 3. (尽管尽管)he is only five years old,he can speak three languages. 4.Can you tell me the (结果结果)about what your favorite program is? 5.Last week my father bought a new (电视机电视机). perce

25、nt online Although result television .根据汉语意思完成句子根据汉语意思完成句子 1.关于我们问的看电视的问题的回答是很有趣的。关于我们问的看电视的问题的回答是很有趣的。 The our questions about watching television were interesting. 2.调查显示调查显示,许多孩子上网仅仅是为了娱乐。许多孩子上网仅仅是为了娱乐。 According to the survey,lots of children just . 3.我喜欢运动我喜欢运动,例如跑步和打网球。例如跑步和打网球。 I like sports, and playing tennis. 4.我们学校多数学生每周锻炼三到五次。我们学校多数学生每周锻炼三到五次。 Most students in our school at least a week. 5.这对我的眼睛有好处。这对我的眼睛有好处。 It my eyes. is good for answers to go online for fun such as running exercise three to five times Homework Please write a passage about your free time activities.