重大版必修 1 Unit 6 Healthy Diet language points（共47张PPT）

课件47张PPT。 本课时主要是针对阅读材料中重点词汇、短语和句型的解释，教师可根据学生的预习情况来选择性讲解。为了引导学生自主学习，自行查找相关资料学习新单词，这里只针对部分词汇进行解释。
教师讲解时，建议采用归纳法，如尽可能多的呈现一些相关例句，或让学生从已学课文中找相应例句，引导学生试着从所观察到的语言现象中总结出词汇的意思和用法。objectivesTo use the expresssions correctly
To use the sentence pattern correctly
enable sb to do sth
two out of three one third
be equipped with central heating
once every seven years an estate agent
for sale
insurance company swimming pool make up or so
Expressions1. Proteins are very important …they help us to build new cells as old ones die.one不定代词，代替前面出现过的名词，以避免重复。如替代的名词为复数，则用ones。
one(s) 前面可用冠词(如a green one，the one in the corner)，若没有形容词，a／an就不与one连用。1). I don’t have a pen. Could you lend me one?
2). I didn’t buy a calculator in the shop,
for they only had expensive ones.
3). I’d like a big one with cream on.／I’d like one with cream on. 辨析: one(s)，the one(s)
one代替的是一个带不定冠词的可数名词，the one代替的则是一个带定冠词的可数名词。
The best job is one which uses your skills in doing something.
Don’t tie it to that branch. Tie it to the one on the right．1). He has one blue pen and he needs a red _____.
A. one B. once C. one’s D. ones
2). ---Which jackets are yours?
---Let me see._____ in the hall closet.
A. What B. They are
C. The jackets D. The ones3). Mr. Zhang gave the textbooks to all the pupils except _____ who had already taken them.
A. the ones B. ones
C. some D. the others4). The best job is ___ which uses your skill in doing something together with your interest in the subject.
A. something B. the one
C. one D. it
5). He bought me a gift, ____ I like very
much.
A. one B. the one C. it D. that2. Carbohydrates are important to enable us to store energy --- they provide fuel for the body. enable sb. to do… 促使……能做
咖啡能让我们在考试期间保持清醒。
The coffee enabled me to keep awake during the exam. provide sb. with sth. ／provide sth. for sb. 提供
他们为可怜的孩子提供食物和衣物。
They provided food and clothes for the poor children．
= They provided the poor children with food and clothes．offer，provide和supply offer，provide和supply都有“供给、提供”的意思，但用法不同。
1） provide指有远见，为应付意外、紧急情况等作好充分准备而“供给、提供”，可用于provide sb.（with sth.）或provide sth.（for sb.）结构。
These rivers provided water for irrigation.
这些河流提供了灌溉用水。2）supply通常指定期“供应”，强调替代或补充所需物品，常用于supply sb. with sth.或supply sth. to sb.结构。
Our farm supplies the market with fruits and vegetables.
我们的农场为市场提供水果和蔬菜。
We supply power to the three nearby towns.
我们对附近的三个城镇提供电力。 3）offer侧重表示“愿意给予”，常用于offer sb. sth.或offer to do sth. 结构，后不能接宾语从句。
He offered me a glass of wine.
他端给我一杯酒。
They offered to help me.
他们表示愿意帮助我。1). She ________ me a cup of tea.
2). Cows ________ us with milk.
3). In Britain milk is ________ to each house in bottles.offeredsupplysupplied offer，provide和supply 应用4). He ________ to go instead of me.
5). The school ________ food for the students.
6). They _________ us with all the books we need.provided offeredprovided 3. As long as people eat enough dairy foods，…. as long as 有两个意思:
一、用于本义，意为“与……一样长(久)”; 在否定句中，也可说成 (not) so long as；
二、用于引申义，表示“只要”，用于此义时也可说成 so long as (不管是肯定句、否定句还是疑问句)。 1).他住在国外长达五年之久。
He lived abroad as long as five years.
2).只要不下雨，我们就可以去那里。
As long as it doesn’t rain, we can go there.1). He will surely finish the job on time ____ he’s left to do it in his own way.
A. as if? ???? ?? ?? ? B. even if? ?? ?? ?? ?? ???
C. so long as? ??? ? D. so that
2). Scientists generally agree that the earth’s climate will warm up over the next 50 to 100 years ____ it has warmed in the 20,000 years since Ice Age.
A. as long as? ?? ? B. as much as? ?
C. as long as? ?? ?? ??? D. as well as4. Nutritional value depends on What types of food you eat, not when you eat them. depend的意思是“依靠；依赖”，为不及物动词，后接宾语时应与on或upon连用。注意用于被动结构时，不要把on或upon漏掉了。 后接带不定式的复合结构，即depend on / upon sb. to do sth., 意思是“指望某人做某事”。
你不能指望他们做这事。
You can’t depend on them to do it.
用于“depend on / upon it + that从句”这一结构，意思是“指望……；对……不怀疑”。
你不用怀疑，他们会及时到达那里。
You may depend on it that they will be there in time.That (all) depends = It (all) depends，意思是“这很难说；那得看情况（而定）”，主要用于口语中。
我也许会帮助你，但得视情况而定。
I may help you, but that/ it depends.1). ---How often do you eat out? ????
---______, but usually once a week.
????A. Have no idea ?? ? B. It depends ???
C. As usual ??? D. Generally speaking
2). ---How long are you staying?
---I don’t know. _______.
A. That’s OK B. Never mind
C. It depends D. It doesn’t matter3). I’m planning to hold a party in the open air, but I can make no guarantees because it ______ the weather.
　 A. links with
B. depends on
C. connects to
D. decides on5. It’s widely believed that extra vitamins provide more energy. It is believed that ... 据认为……
这是一个主语从句的句型，其中，it为形式主语，真正的主语为that从句。【归纳】类似的结构有：
It is said that… 据说
It is expected that… 一般预料
It is thought that… 一般认为
It is reported that… 据报道
It is known that… 众所周知 1)人们相信我们队会赢得这场比赛的胜利。
2)据报道我们国家又发射了一艘宇宙飞船。
3)大家认为我们足球队当然会赢。It is thought that our football team will certainly win.It is believed that our team will win the match.It is reported that our country has sent another spaceship.4)据说他已经完成了这项工作。
5)据报道这个会议将在3月15日举行。The conference is reported to be held on March 15.He is said to have finished the work.1). _____ is believed that the baby will not learn to walk correctly without a good supporting pair of junior shoes.
A. He B. It C. That D. This
2). 人们希望你能够参加这个会议。
__ ___ ______ ___ you will be able to attend the meeting.
=____ are hoped to attend the meeting.BIt is hoped thatYou3). 据说他写了一本关于工人的新书。
___ ____ ____ that he has written a new book about workers.
=He is said to _____ ______ a book about workers.It is said have written6. Proper weight alone doesn’t show whether a diet is lacking in vitamins and minerals. be lacking in 缺乏(某种品质、特点等),不够
他不是缺少能力。
He is not lacking in intelligence. lack v. / n. 缺少; 没有
I don’t seem to lack anything.
He can not buy it because of his lack of money.1). Those old people ___ a general understanding of the present situation.
A. lack of B. are lacking of
C. lack D. in lack of
2). The couple died because of ___ oxygen when bathing.
A. lack B. a lack
C. a lack of D. a lack for3). Though ___ money, his mother managed to send him to university
A. lacked B. lacking of
C. lacking D. lacked in4). ___ money, the young man could not
afford to buy a new car.
???A. lacks?????????? B. To lack???????
C. Lacked??????? D. Lacking
5). Many of our young workers ___ proper training.
A. are lacking in B. are?lacking
C. lack for? D. lack in7. If you cut out starchy foods, such as peas, … of several vitamins. cut out
1) 停止
My father cut out alcohol on the doctor’s advice.
2) 剪下，从……剪下一块
He used to cut out an article from a newspaper.
3) 删除
The editor cut out the first two chapters.
4) 计划，安排
This task is cut out for the next week.1. The apple tree was dead, so he cut it down.
2. The car industry cut down production.
3. The moment I began to speak, he cut in.
4. Take care not to cut off the branches.
5. The floods have cut our supplies. (切断)你能翻译下列句子中的cut短语吗？(砍倒)
(缩减)
(插嘴)
(砍掉)
cut away 切除，剪去
cut down 砍倒，砍下，削减
cut in 插嘴，加塞，插入
cut in line 插队
cut…into pieces / halves 把……切成碎片/
切成两半
cut off 切断（线路），中断（供应）
cut out 删除，剪下来
cut the cost of…降低……的成本
cut up 切碎，剪碎，剁碎，齐根切掉cut短语知多少？1). I was just talking to Margaret when
Jackson ______. （2005湖南）
A. cut in B. cut down 　　
C. cut out D. cut up
2). He was in hospital for six months. He felt as if he was ______ from the outside world.
(2004北京、安徽春季)
　A. cut out B. cut off 　　
C. cut up D. cut through8. The simple truth is that you have to ... or use up more in order to lose weight. use up 意为“用完，耗尽”。
[指导]“用完，耗尽” 有三种常用短语：
use up run out run out of
其中use up 和run out of 主语为人，run out 主语为物。Our supplies finally ______.
A. ran out
B. was run out
C. used up
D. run out of注：另附word文档，点此链接Ⅰ.从方框里选择适当的短语并用其适当形式填空。Eating too much fat can ____________ heart disease and cause high blood pressure.
2. My father has _______ smoking completely, which makes all of us happy. contribute tocut out3. Children can do their homework on computer ________ spending time writing down.
4. We left home ________ and arrived at our destination by 5 pm.
5. Yesterday we had an English quiz _____ and only several students finished all the questions.
6. It is unfair that their future __________ how well they do in these exams. instead ofat noonat classdepends onII. 根据汉语提示完成下列句子。(每空一词)
你可以从阅读中获得知识和快乐。如果有可能的话，多读书吧。
You can _____ knowledge and pleasure _____ reading. Read more books if possible. getfrom2. 希望工程使很多辍学的孩子重返校园。
Hope Project _____ a great many drop-outs ___ ______ ___ school.
3. 我愿意做任何工作只要我能挣到足够的钱养活我的家庭。
I’m ready to do any job _____ _____ ____ I can earn enough money to support my family.
4. 现在，人们普遍地认为教育能改变一个人的命运。
Nowadays it’s _______ _______ ______ education can change a person’s fate. enableto returntoaslongaswidelybelievedthat5. 缺少营养食品的饮食不能维持人的健康。
A diet which ___ ______ ___ nutritional value will not keep a person healthy.
6. 在各种各样的比赛中，彼得证明了自己是一个优秀的运动员。
In ____ ____ _____ competitions, Peter proves a most excellent athlete.
7. 谢谢你，我不吃巧克力。我正在减肥呢。
Thank you, but I don’t have chocolate, for I am _____ ______ now. is lackinginallkindsoflosingweight8. 冰激淋的卡路里含量很高，小孩子最好少吃。
Icecream ____ ____ ____ _____ calories and little children had better eat less.
9. 一个简单的事实是均衡饮食和有规律的锻炼可以使我们保持健康。
_____ ______ _____ ____ _____ a balanced diet and regular exercise can make us healthy.
isveryhighinThesimplefactisthatThank You!