1、Reading B: a balanced diet,Reading B: a balanced diet,You went on a diet and lost over 20 pounds, but youve gained a lot of it back because you cant stop eating foods you crave! Whatcan you do to stop cravings （渴望）?Once youve lost weight, the next step is keeping it off. Maintaining the new weight i
2、s sometimes harder than achieving it.,Food cravings,Cravings are very normal, and the best way to control them is to develop a plan to stop it. Think of other situations that may test your resolve（决 心）, such as going to parties or eating when stressed or bored. Plan how you will react in these situa
3、tions so that you wont succumb to（屈服 于 ）the cravings.,Another way to stop cravings: When you crave a certain type of food, replace it with a healthier option. For example, if youre dying for something salty, grab a couple of whole-wheat pretzels（椒盐 饼干） instead of potato chips.,sugar,grain,butter,fat
4、,cheeseburger,cancer common source various likely risk heart attack scientific balance,New words,癌症,常见的，普遍的,来源，出处,各种不同的,可能的，有希望的,危险，风险,心脏病发作,科学的,使平衡，使均衡,1.agree on sth 对意见一致 2. on the other hand 另一方面 3. balanced diet 均衡的饮食 4. decide on 决定；选定 5. be bad for 对有害 6. a lack of 缺乏 7. the answer to the que
5、stion 问题的答案 8. be likely to 很有可能,短语收藏夹,用适当的介词填空。 1. We wont agree _ the project because there are many mistakes in it. 2. Your diet decides _ whether youre healthy or not. 3. Its difficult for a little boy to give the answer _ such a question. 4. Drinking too much is bad _ your health. 5. We were a
6、lack _ money, so we had to rent a house to live in.,on,on,to,for,of,Leading in: discuss the following with your partner,1. Eating fish increases your brain power. 2. White rice is better for you than brown rice. 3.Hot tea warms your body better than a cold cola.,D,D,A,4. The most important meal of t
7、he day is breakfast. 5. People who eat meat are stronger than people who eat only vegetables. 6. A snack before you go to bed keeps you awake.,Leading in: discuss the following with your partner,A,D,D,Fast reading:,1. _ are becoming more common because of unhealthy diets.A. Weight problems B. Heart
8、troubleC. Many forms of cancer 2. A balanced diet means _.A. grains and vegetables B. fruit and milk products C. meat,3. If you decide on the right amount, _ will be accepted.A. fats and proteins B. minerals and vitaminsC. fried food,Fast reading:,Second reading: get the main idea,Para 1: people are
9、 thinking about _ Para 2: we need _ Para 3: if we learn _, we will have _.,How they can eat in a healthier way,a balanced diet,how to balance our diet,a healthier future,Third reading: Answer the questions,1. Why are health problems like heart trouble and cancer more common?2. What do most doctors a
10、gree on?,Health problems are becoming more common because of unhealthy diets.,Most doctors agree on one thing: We need a balanced diet to stay healthy.,3. What does a balanced diet mean?4. What is considered dangerous by doctors?,A lack of certain kinds of foods and having too much of anything are c
11、onsidered dangerous by doctors.,A balanced diet means eating various foods.,5. What may increase the risk of a heart attack?6. What can help us make the right decisions about our diets?,Eating a lot of cheesburgers and butter may increase the risk of a heart attack.,Doing some research can help us m
12、ake the right decisions about our diets.,Language points,Some people think that sugar is bad for your health. Others say that sugar is the best source of energy. (P36) 有些人认为糖对身体没 好处，也有人说糖是能量最好的来源。 解析： others意为“其余的(人或物)”， 表示没有 固定范围的三个以上剩余的人或物。如果要表示在 固定范围内的三个以上剩余的人或物则要用the others。others 和the others都常和
13、some一起连 用，即“some . (the) others .”。,例如：Some boys like playing basketball while others like playing football. 有些男孩喜欢打篮球，而有些男孩则喜欢踢足球。(没有固定范围)Our class went to the park last Saturday. Some students went skating, some went boating, and the others played games under the big trees. 我们全班同学周六去公园了。一些学生去溜冰，一些
14、去划船，其他在大树下玩游戏。(范围是我们班里的学生),Most doctors agree on one thing, however: you need a balanced diet to stay healthy. (P36) 然而，大多数医生在一件事上的意见是一致的：要想保持健康，你就需要均衡的饮食。解析： agree和不同介词搭配意思不同：agree on / about sth “对意见一致”；agree with sb / what sb said“同意某人的看法”；agree to ones idea (plan, proposal, suggestion, etc.) “同意
15、某人的观点(计划、提议等)”。,例如： They didnt agree on how to do it. 对于如何做这件事情，他们的意见不一致。 I agree with you. = I agree with what you said. 我同意你的看法。 They didnt agree to my suggestion. 他们不同意我的建议。,选择最佳答案填空。,( )1. _ of them chose “A” and _ chose “B”.A. Some; others B. Some; the othersC. One; the other D. One; others ( )
16、2. _ people say that vegetarians will have good health. _ think that eating meat properly is good for health.A. Some; Others B. Some; The othersC. One; The other D. One; Others,B,A,用介词on、to或with填空。,1. My parents didnt agree _ my plan of this summer holiday. 2. We couldnt agree _ the trip. 3. After I
17、 explained for many times, they agreed _ me at last.,to,on,with,After reading,1. Many forms of cancer are becoming more common _ _unhealthy diets. 2. Sugar _ _ _ your health. 3. Most doctors _ _ one thing.,because of,is bad for,agree on,After reading,4. You need a balanced diet to _ _. 5. Doctors wa
18、rn us that _ _ _ certain kindsof food is dangerous.,stay healthy,a lack of,6. _ _ _ _, having too much of anything is dangerous too. 7. _, you should do some research to decide what to eat. 8. Scientific information can help you _ _ the right things to eat and the right amount to eat.,On the other h
19、and,Therefore,decide on,根据首字母填写句中所缺单词,1. We think it is a c_ problem. 2. Everybody knows that we need v_ of food. 3. The doctor suggests us to have a b_ diet. 4. Too much fat is l_ to become unhealthy.,ommon,arious,alanced,ikely,完成句子,1. 吃太多糖有害健康。Eating too much sugar _ _ _ our health. 2. 一方面，我们不要吃太多
20、肉。另一方面，我们要多吃蔬菜。On one hand, we cant eat too much meat. _ _ _ _, we should have more vegetables.,is bad for,on the other hand,3. 我们都同意他的观点。We all _ _ his opinion. 4. 很难决定买哪个。_ _ _ _ decide to buy which one. 5. 把红色这个和绿色那个区分开来。Please _ the red one _ the green one.,agree on,It is difficult to,separate from,
