Unit 3 Using Language 2 (ppt课件)-2022新人教版（2019）《高中英语》选择性必修第二册.pptx

1、Write about a healthy diet To read a passage about healthy eating for writing.To learn to write about a healthy diet.To learn some important words and sentence patterns.A healthy dietcerealvegetablesfruitmeatWork in pairs and compare your ideas about a healthy diet.Answer the questions.1.What is a p

2、oint in a passage?2.What kind of information is a detail?3.What is the relationship between a point and a detail?The writers opinion or the main idea.A fact or feature about something.A detail is used to support a point.Read the passage and then match the subheadings with the paragraphs.Paragraph 1P

3、aragraph 2Paragraph 3Paragraph 4Paragraph 5A.Slow Eating is GoodB.Reducing Sweets is KeyC.The Real Killer is SugarD.The Way You Look at Food is Most ImportantE.Keep It Fresh and BalancedRead the passage again and choose the best answers.1.According to the passage,what is the biggest killer of heart?

4、A.Fatty food.B.Too much sugar.C.Fruit and vegetables.D.Animals meat.2.What diet should we eat if we want to keep healthy?A.Sugar and fat.B.Dairy products C.A balanced diet.D.Processed foods3.What is the main purpose of the passage?A.To introduce a new diet to people.B.To analyse the composition of f

5、ood.C.To explain the effect of sweet on health.D.To tell readers what is a healthy diet.4.Where is this text most likely from?A.A novel.B.A guidebook.C.A diary.D.A magazine.1.What are the key details that support each point?A.The real driver of poor health is not so much fatty food,as it is sugar.De

6、tail(s):_ _ _ _ In America,people who receive 25%of their daily calories or more through sugar are twice as likely to die from heart disease than people who receive less than 10%a day.Study the language and structure.B.Much of this extra sugar comes from sweets and sweet drinks.Detail(s):_ _C.You ca

7、n keep healthy by consuming different categories of fresh food.rather than processed foods.Detail(s):_ _ _2 Processed foods often contain less nutrition,and have higher quantities of sugar,salt,and fat than fresh ingredients.The average American gets 1/3 of his or her sugar through sweet drinks alon

8、e.1 Fruit and vegetables are full of vitamins and fibre.D.A fundamental key to healthy eating is to eat slowly.Detail(s):_ _ _ 1 People who chew too quickly end up eating too much food because they still feel hungry.2 Eating slowly also allows your body to digest your food better,and will allow you

9、to enjoy your food more.2.Underline the linking words in the passage that introduce another way of saying what was already mentioned in the previous sentence.put more simply(简而言之简而言之)in other words (换句话说换句话说)what this means is that (这意味着这意味着)3.Circle the linking words in the passage which show that

10、contrasting ideas are being introduced.however whilerather than (而不是而不是)rather (恰恰相反恰恰相反;而是而是)1.This is true regardless of how healthy the rest of their diet might be.这这是真的是真的,不管他们的饮食其余部分有不管他们的饮食其余部分有多健康多健康。regardless of:in spite of or paying no attention to sb/sth 不管不管;不顾不顾(侧重指不计侧重指不计后果后果和代价和代价)eg

11、The law requires equal treatment for all,regardless of race,religion,or sex.He continued speaking,regardless of my feelings on the matter.regardless of强调不强调不认为认为重要重要,从而不加以重视从而不加以重视或考虑或考虑;其后可接其后可接whether,what等引导等引导的从句的从句despite/in spite of意为意为“尽管尽管但是但是”；其后一般接名；其后一般接名词、代词或动词词、代词或动词-ing形式，不接从句。形式，不接从句。

12、regardless of,despite&in spite of【语境应用语境应用】完成句子。完成句子。1)_ he is right or wrong,we have to follow his decision.无论他是对还是错无论他是对还是错,我们必须遵守他的决定。我们必须遵守他的决定。2)_ the previous rounds of talks,no agreement has been reached so far by the two sides.虽然虽然经过了先前几轮的谈判，但是到目前经过了先前几轮的谈判，但是到目前为止为止，双方没有，双方没有达成共识。达成共识。Regar

13、dless of Despite/In spite of2.,which are full of vitamins and fibre,rather than processed foods.,它们富含它们富含维生素和纤维维生素和纤维,而不是而不是加工加工食品。食品。rather than:and not 而不是而不是 more willinglythan;instead of 宁可宁可也不也不 eg I think Ill have a cold drink rather than coffee.The dictator relied on abuse of his opponents ra

14、ther than on sound reasoning【点拨点拨】rather than表示客观事实表示客观事实,它连接的并列成分可以是名词、它连接的并列成分可以是名词、代词、形容词、介词代词、形容词、介词(短语短语)、动词动词-ing形式、分词、不定形式、分词、不定式、动词等。式、动词等。rather than后后接不定式时接不定式时,不定式可以带不定式可以带to,也可以不带也可以不带to。但。但rather than位于句首时位于句首时,则只能接不带则只能接不带to的不定式。的不定式。【归纳归纳】1)do A rather than do B=rather than do B,sb.do

15、es A 某人某人不做不做B却做却做A2)A rather than B 是是A而不是而不是B3)would rather do A than do B =would do A rather than do B 宁可宁可做做A而不做而不做B4)prefer to do A rather than do B 比起做比起做B更喜欢做更喜欢做A5)would rather sb.did/had done sth.宁愿宁愿某人做某事某人做某事【语境应用语境应用】英汉互译。英汉互译。1)我想我要喝冷饮而不是咖啡。我想我要喝冷饮而不是咖啡。I think Ill have a cold drink rat

16、her than coffee.2)杰克选择了离开而不是制造麻烦。杰克选择了离开而不是制造麻烦。Jack chose to leave rather than(to)cause trouble.3)I prefer to wait rather than go at once.我宁愿我宁愿等待等待也也不愿不愿立刻就去。立刻就去。3.Processed foods often contain less nutrition,and have higher quantities of sugar,salt,and fat than fresh ingredients.加工食品通常含有较少的营养加工食

17、品通常含有较少的营养,并且比并且比新鲜新鲜原料含有更多的原料含有更多的糖、盐和脂肪。糖、盐和脂肪。quantity n.the amount or number of a material or immaterial thing not usually estimated by spatial measurement 数量数量;数额数额 eg Cheap goods are available,but not in sufficient quantities to satisfy demand.【归纳归纳】in quantity/in large quantities 大量大量地地a larg

18、e quantity of/large quantities of 大量大量的的 a large quantity of和和large quantities of 既可既可修饰可数修饰可数名词，名词，也可修饰不可数名词也可修饰不可数名词“a(large)quantity of+不可数名词不可数名词”作主作主语语时，谓语时，谓语动词动词用单数用单数“(large)quantities of+可数可数或不可数或不可数名词名词”作主作主语，谓语语，谓语动词都用复数动词都用复数【语境应用语境应用】完成句子。完成句子。1)Its a lot cheaper if you buy it _ quantit

19、y.2)A large quantity of beer _(sell)yesterday.3)Large quantities of food _(waste)because of the way it looks.was soldare wastedinUse what you have learnt to write an essay about your own diet.1.Write down everything you ate and drank over the last three days.Your dietWhat you ateWhat you drankDay 1:

20、milk,pancake,eggs,rice,fish,cabbages,tomato soup,steamed bunDay 2:coffee,bread,eggs,oranges,pork,onions,tofu soup,noodlesDay 3:eggs,porridge,shaomai,apples,jiaozi,kelp soup,lamb,salad2.Compare what you have had over the last three days with the advice written in the article,and any facts about diet

21、and nutrition that you know to be true.Make two lists:Eating habitsA list of your good eating habitsA list of your bad eating habitsGood habits:I eat a variety of things.Bad habits:I get busy and sometimes forget to eat,and then when I eat I tend to eat quickly,such as bread or an orange.Also,I am a

22、lready on a diet,but this is the holiday season,so people keep giving me sweets.Because I am busy and hungry,instead of saying no to the sweets,I eat them.3.If you have bad eating habits,make a list of things you can do to get rid of them.bad eating habitseat too mucheat too fast eat too hot foodeat

23、 too sweet foodeat too salty foodbad eating posture4.Use your notes to write your essay.You can start like this:Overall,I think I have healthy/unhealthy eating habits.As for the things that I am doing right,.Still,I should improve my eating habits by.与健康饮食相关与健康饮食相关的表达的表达the benefits of vegetables 蔬菜

24、蔬菜的好处的好处a nutritionally balanced diet 营养营养均衡的饮食均衡的饮食pay attention to the quality of food 注意注意食物的质量食物的质量help you digest better 有助于消化有助于消化get enough vitamin C and protein 摄入摄入充足的维生素充足的维生素C和蛋白质和蛋白质genetically modified food 转基因转基因食品食品green food 绿色食品绿色食品organic vegetables 有机蔬菜有机蔬菜Fresh fruits can provide

25、 lots of fibre and vitamins.新鲜的水果可以提供大量纤维素和维生素。新鲜的水果可以提供大量纤维素和维生素。Vegetables are low in fat and calories.蔬菜的脂肪含量和热量都很低蔬菜的脂肪含量和热量都很低。Bean curd is now regarded as a healthful diet.豆腐现在被认为是健康的食物。豆腐现在被认为是健康的食物。It is important to choose enjoyable and nutritious food.选择好吃且有营养的食物很重要选择好吃且有营养的食物很重要。A good ge

26、neral diet should include plenty of fresh vegetables.良好的日常饮食应该包括大量的新鲜蔬菜。良好的日常饮食应该包括大量的新鲜蔬菜。Vegetables contain minerals which can help keep bones and teeth healthy.蔬菜含有矿物质蔬菜含有矿物质,有利于骨骼和牙齿的健康。有利于骨骼和牙齿的健康。Dont skip breakfast.不要不要不吃早餐。不吃早餐。Eating carrots benefits your eyesight.吃胡萝卜对视力有好处。吃胡萝卜对视力有好处。Over

27、all,I think I have healthy eating habits.As for the things that I am doing right,I am eating a variety of healthy foods and trying to eat fresh food as much as possible.After noting down what I have eaten over the last three days,I can see lots of healthy and nutritious things on the list,such as fi

28、sh,eggs,fruit,and salad.Put simply,most of my diet contains food that is good for my body.The fruit and vegetables that I eat are full of vitamins and minerals.And they contain much more nutrition than processed foods.Fresh food is also lower in sugar,salt,and fat.However,I do have some bad eating h

29、abits.There are some foods that I should not eat too much of.For example,rice and bread are healthy,but eating too much can create too much unused energy and cause you to gain weight and feel tired.I also really like eating pre-made steamed buns and tomato soup from the store,but I now know they con

30、tain far too much sugar,salt,and fat.Also,some types of meat contain a lot of fat,so I should be careful with how much I consume.The same goes for the pancakes I buy on the street.They are delicious,but they are by no means healthy,and I should be careful with how often I consume them.In addition to

31、 the above,I also sometimes find myself too busy and forget to eat.I also have a hard time refusing sweets from others,even though I know they are bad for me.I should improve my bad eating habits by always taking the time to eat,even if Im busy.I should have set times every day when I stop working a

32、nd just eat.I could prepare some healthy dishes in advance that I can eat when Im too busy,because this will give me more control over the sorts of things I eat.I should also avoid eating in front of the TV,as it is too easy to eat too much that way.And,of course,I also need to say no to sweets!Afte

33、r reading the article entitled“Healthy Eating”,I now better understand how to eat more healthily and improve my food choices.I hope to follow a balanced diet,without too much or too little of any one thing.I think this is a key tip for healthy eating.And I think healthy eating starts with having a h

34、ealthy attitude.It is up to me to make the right decisions about my diet,and I have decided to be healthier and happier!Exchange your draft with a partner.Use this checklist to help you revise the draft.Then take your draft back and revise it using your partners comments.Does the writer use details

35、to support each point?Does the writer use proper linking words to tie the essay together?Has the writer really thought about his or her diet carefully?Does the writer use vivid words to add stress to his or her points?Modify your essay and put it up in the classroom or read it to your class.Finish the tasks on Pages 7879.Preview the next part:Assessing Your Progress.