高中英语人教版必修三Unit 2 Healthy eating学案（无答案）

M3 Unit 2 学案 第一讲 高一英语组
重点知识一览表：
词汇部分 核心词汇 1.weakness (n.) 2. strength (n.) 3.consult (vt.)4. combine (vt.& vi.)5. debt (n.) 6. diet (n.) (vi.)7.balance (vt.) (n.) 8.lie (n.) (vi.)9.benefit (n.) (vt.& vi.)10.limit (vt.) (n.) 12．curiosity (n.)13．customer (n.) 14．discount (n.) 15．bean (n.) 16．fry (vt.& vi.) 17．ought (v.& aux.) 18．hostess (n.) 19．raw (adj.) 20．fibre (n.) 21．cooperation (n.)22．breast (n.)23．slim (vi.) (adj.) 24．roast (vt.& vi.) (adj.) 25．digest (vt.& vi.) (n.) 26．glare (vi.) (n.) 27．spy (vt.& vi.) (n.) 28．sigh (vi.) (n.)
重点短语 1．balanced diet 2．ought to 3．lose weight 4．get away with 5．tell a lie 6．win...back 7．earn one’s living 8．in debt 9．spy on 10．cut down 11．before long 12．put on weight
重点句式 1．“Nothing could be better，” he thought.2. What could have happened?3．He could not have Yong Hui getting away with telling people lies!
词汇短语精讲
I. Words and expressions in glossary.
1.balance n.均衡，平衡；天平，秤；余额；vt.使保持平衡；权衡keep steady；使相等，相抵be/keep equal）
(1)Nowadays，the balance of nature is being destroyed and the weather is getting warmer and warmer. 现在，大自然的平衡正在被破坏，天气变得越来越暖和。
(2)I found it hard to keep my balance on the icy path.
我发现在结冰的路面上行走很难保持平衡。
[归纳拓展]
(1)keep the balance of nature　 保持生态平衡
keep one's balance 保持平衡
lose one's balance 失去平衡 off balance失去平衡
(2)balance sth. against 权衡；斟酌；比较
(3)balanced adj. 平衡的；均衡的
[即学活用]
1 I was thrown _____ balance，and the more I ignored the sorrow，the more it seemed to grow.
②Before making the final decision，you’d better balance the advantages______ the disadvantages.
③A________(balance) diet is important to health.
同义句改写
She balanced the demands of the workplace against those of family life and then chose the latter. (用现在分词短语作状语改写)
_______________________________________________________
Keys: off against balanced
Balancing the demands of the workplace against those of family life，she chose the latter.
2. consult v.咨询；请教；商量；查阅；参看
(1)She consulted her doctor about her disease. 她向她的医师求诊。
(2)I consulted with a friend of mine about this matter. 我就此事与我的一个朋友商量。
[特别提醒]
consult用作“请教；咨询；查阅”解时，是及物动词；作“商量”解时，多用作不及物动词，后跟with sb.，意为“和某人商量”。
[词义辨析]　consult，refer to，look up
consult a dictionary查字典consult sb.请教某人
consult with sb.about/on sth.就……与某人商量
三者都可以用来表示“查阅，参考”，但是其宾语有所不同：
consult/refer to＋a book/dictionary/encyclopedia，etc.
look up sth.in a book/dictionary/encyclopedia，etc.
[即学活用]
(1)用consult，refer to，look up的正确形式填空
①_______ your doctor about how much exercise you should attempt.
2 ___________ the chart on Page 44 for the correct cooking times.
③When I come across something unknown，I will______ it____ in a reference book.
(2)完成句子
①有关你的病情，建议你去咨询一下医生。
It is recommended that you should _________________your illness.
②现在你最好去找内科医生协商一下。
Now you had better ___________________a physician.
Keys: (1) Consult Consult/Refer to look…up
(2) consult your doctor about consult with
3. lie n．谎话；谎言 vi.说谎；躺下；位于
[经典例句]　This report gives the lie to the company's claim that there has been no pollution. 这份报告揭穿了公司声称没有污染的谎言。
(1)tell a lie＝tell lies　撒谎；说谎 a white lie 善意的谎言
(2)lie to sb. 对某人撒谎 (3)lie in 位于；在于
[即学活用]
①You could see from his expression that he was lying us.
②The survivors (lie) on the beach, exhausted and shocked.
③Don't lie to me. Please tell me the truth.
→Don't to me. Please tell me the truth.
④There is no doubt that this candidate's advantage
. 毫无疑问，这个候选人的优势在于他用英语和外国人交流的能力。
[辨析比较]　lie, lie, lay
动词 词性 词义 过去式 过去分词 现在分词
lie vi. 说谎
lie vi. 躺；位于
lay vt.
Keys: to; lay; tell lies/a lie; lies in his ability to communicate with foreigners in English
动词 词性 词义 过去式 过去分词 现在分词
lie vi. 说谎 lied lied lying
lie vi. 躺；位于 lay lain lying
lay vt. 放置；下蛋 laid laid laying

4. limit n.界限；限度；vt .限制；限定
1a limit to ……的限度 set a limit to/on限制……2limit...to...把……限定在……范围内3limited adj.有限的 be limited to 受限于……
(1)I’ll help you as much as I can，but there’s a limit to what I can do.
我会尽力帮忙，但我所能够做的也是有限度的。
(2)We must set a limit to the expense of the trip.
我们必须对此旅游费用定一个限额。
(3)Limited supplies guarantee a stable price of the coin.
限量供应确保币值稳定。
[即学活用]
(1)He will limit _______ (him) to a discussion of these two topics.
(2)How will you use the __________ (limit) time you have?
(3)I’ve been asked to limit my speech___ ten minutes maximum.
(4)In my opinion，taking cellphones with the students should not be banned，but _____ (limit) to certain areas.
Keys: himself limited to limited
5. benefit vt.& vi.有益于；有助于；受益 n.好处；利益；优势
[高考佳句]　It has been two weeks since you came to our school for the exchange program, which has benefited all of us. (2016·天津高考书面表达)
你们来我们学校参加交流活动已经两周了，这项活动让我们所有人都受益。
(1)I benefit a great deal from reading. 我从阅读中受益良多。
(2)The warning sign was put there for the benefit of the public.
那儿设立了警告牌以引起人们的警惕。
(1)benefit from/by ...　从……中受益；得益于……(2)for the benefit of 为了……的利益(3)beneficial adj. 有益的；有利的be beneficial to ... 对……有益；有益于(to为介词)
[即学活用]
(1) A stay in the country will be __________(benefit) to his health.
(2) I feel that I have benefited greatly_________ her wisdom.
同义句改写
The new regulation will be of benefit to everyone concerned.
(1)____________________________________(用beneficial改写)
(2)___________________________________(用benefit from改写)
(3)____________________________________ (用benefit改写)
Keys: beneficial from/by
The new regulation will be beneficial to everyone concerned.
The new regulation will benefit everyone concerned.
Everyone concerned will benefit from the new regulation.
6. get away with 做了坏事而不受惩罚；受到从轻发落；携带……跑掉后跟名词或动名词
You may be able to get away with cheating others, but you never get away with
cheating yourself. 骗了别人,你也许逃脱得了。但是,骗了自己,你永远也逃脱不了。
[应试指导]　“动词＋副词＋介词”类语境词义辨析
get away from从……脱离；逃脱 get round/around走动；消息传开get over克服；恢复 get down to (doing) sth. 开始认真地做某事get sth. across (to sb.) 将……传达(给某人)；使理解；把……表达清楚
(1)The policeman can’t have the thief getting away with stealing people’s money.
警察不能容忍小偷偷了人们的钱而跑掉。
(2)Emails are efficient and convenient，but the best way to get across a message is still to talk it out in person. 电子邮件虽然高效便利，但是传递信息的最好的办法还是亲自把它说出来。
[即学活用]

(1)She ___________ with the help of a stick.
(2)Have you ___________ the scare you had yesterday?
(3)He sometimes has trouble _____ his meaning _____ in English.
(4)She_______________ the dog but she had bite marks on her leg.
(5)Anyway，we’re here now，so let’s ______ some serious work.
Keys: gets around got over getting…across got away from get down to
M3 Unit 2 学案 第二讲 高一英语组


7. strength n.强项；长处；力量
[高考佳句]　Besides, Chinese has always been my strength among all the subjects.此外，语文一直是我所有课程中的强项。
[一词多义]　写出下列句中strength的含义
①Happiness and success often come to those who are good at recognizing their own strengths.
②Maths is my strength, while I don't do well in English.
③I don't have the strength to lift the box.
[归纳拓展]
(1)build up one's strength/body　　 强身健体
strengths and weaknesses 优点和缺点
The strength of ... is that ... ……的优点是……
(2)strengthen vt.&vi. 加强；巩固
④It is shown by the research that there are many ways can help us_______________ . 通过研究表明,有很多方式可以帮助我们强健我们的体魄。
Keys: 长处；强项；力量；build up our strength
8. combine v.使联合；使结合
[教材原句]　Perhaps we ought to combine our ideas and provide a balanced menu with food full of energy and fibre. 也许我们两家餐馆的想法应该综合起来，做出一份富有热量和纤维的平衡食谱。
(1)combine ... with/and ...　 把……与……结合起来
combine to do sth. 联合起来做某事
(2)combination n．　结合；联合；组合；联合体；结合物
in combination (with) (与……)联合/结合
[即学活用]
①It was several factors that combined (harm) our friendship.
②The firm is working on a new product combination with several overseas partners.
③If he can ,_he should be very successful.
如果他能把自己的才能和勤奋结合起来，他应该会很有成就。
[联想发散]　表示“把……与……相连接”的短语还有：connect ... with/to ...; associate ... with ...; link ... with/to ...; relate ... to ...等。
Keys: to harm; in; combine his ability with hard work
9. cut down砍倒；削减；压缩；删节
[教材原句]　In this way they cut down the fat and increased the fibre in the meal.
这样，他们减少了饭菜中脂肪的含量，增加了纤维素。
[一词多义]　写出下列句中cut down的含义
①My uncle hasn't been able to quit smoking, but at least he has cut down.
②This article is too long, and you have to cut it down to 1,000 words.
③Immediate action should be taken, like stopping cutting down trees, to better the environment.
④Hunger, cold and illness cut down many of the villagers.
⑤We in the middle of our telephone conversation because my cellphone was out of power. 我们在电话里谈到一半，电话就断了，因为我的手机没电了。
[归纳拓展]
cut in　　　　 插话；让某人分享利润
cut up 切碎；齐根切掉
cut out 删除；停止运转
cut through 开辟(出路或通道)
cut off 切断；中止；隔绝；剥夺继承权
Keys: 减少、削减；删减；砍倒；杀死、夺去……的生命；were cut off
[即学活用]
短语填空
1 He also supplied the north when America __________ energy aid.
2 He ___________ the meat before his mother came back.
③ How can you ___________the risk of cancer?
3 Billy showed me the article he ____________ of the magazine.
Keys: cut off had cut up cut down had cut out
II. Difficult sentences in the texts.
10. “Nothing could be better，” he thought.,
他想：“再没有比这些更好吃的了。”
句型公式：否定词和比较级连用表达最高级意义
nothing could be better意为“没有比这更好的了(这是最好的)”，为否定词和比较级连用表达最高级意义。最高级意义的多种表达法：(1)比较级＋than＋(2)否定词＋so/as＋形容词(副词)原级＋as(3)否定词＋形容词(副词)比较级(＋than)(4)the＋形容词(副词)最高级
(1)Nothing is so easy as this.
＝Nothing is easier than this. 这是最容易的事。
(2)—Do you think our basketball players played very well yesterday?
—They couldn’t have done better. 他们打得太棒了。
[即学活用]
一句多译: 汤姆是他班上最聪明的学生。
(1)Tom is more intelligent than ________ student in his class.
(2)Tom is more intelligent than _________ the other students in his class.
(3)Tom is more intelligent than all ___________ students in his class.
(4)Tom is more intelligent than anyone ______ in his class.
(5)_______ is as intelligent as Tom in his class.
(6)No one is _______ intelligent than Tom in his class.
(7)Tom is _________ intelligent student in his class.
Keys: any other any of the other else No one more the most
补全句子
①Your story is perfect; I've never heard before.
你的故事太完美了，我之前从来没有听过比这更好的故事。
②Tom is taller in our class.
汤姆比我们班其他任何学生都高。
③—Must I turn off the gas after cooking?
—Of course. You with that.
——做完饭后我必须关上煤气吗？
——当然，在用煤气方面越小心越好。
Keys：a better one; than any other student; can never be too careful
11. What could have happened?
Something terrible must have happened if Lichang was not coming to eat as he always did. 要是李昌不像往常那样到他店里吃饭，那问题一定严重了。
“情态动词+have done”表示对发生过的事情的推测
用括号中所给词的适当形式填空。
①. -- Where _________ Margaret ___________ the empty bottles (can; put)?
-- She _______________ them away. They must be somewhere (can; throw).
②. -- _________he ___________ as captain of the football team (can; choose)?
-- Yes, he must have.
③. -- Hurry up, Michael! It’s ten to three.
--Goodness me! The class ____________ (must; begin). I’ll be late again.
Keys：can…have put; can’ t have thrown; Can…have been chose; must have begun
12．He couldn’t have Yong Hui getting away with telling people lies. 他不能容忍永慧撒谎而逍遥法外。
can't have sb. doing sth.“不允许某人做某事”
have sb./sth. doing sth. 让某人做某事/让某事发生(动作持续)(肯定句)
have sb. do sth.　　 让某人做某事
have sth. done 让别人做某事；完成某事；遭遇不幸的事
have sth. to do 有事情要做(不定式作定语)
①I around in the house.
我不允许你在屋子里跑来跑去。
②It is not a good idea to have the machine (run) all the time.
让机器不停地运转不是个好主意。
③—Can you go to watch the football match with me tonight?
—Sorry, but I have an important meeting (attend)．
——今天晚上你和我一起去看足球赛好吗？
——对不起，我有个重要的会议要参加。
④I can’t ________ him _________ noise all the time (have, make).
⑤Yesterday Mum_______ Tim _______ his room since it was in a mess. (have, tidy)
⑥The woman ________ her handbag ______ yesterday. (have; rob)
Keys：can’t have you running; running; to attend;
have…making; had…tidy; had…robbed