高中英语必修三第二单元教案.docx

1、高中英语必修三第二单元教案高中英语必修三第二单元教案重点词汇1.n.天平,平衡;余额,余数v.平衡;权衡balanced adj.均衡的典例1.Many people have come to realize that they should go on a balanced diet.2.I must check my bank balance.3.Try to balance your diet by eating more fruit and less protein.重点用法be out of balance失去平衡练习用balance短语填空或翻译。1.He_and hurt him

2、self when he went upstairs.2.It is difficult for you to_on an icy pavement.2.完成句子Its very important to_(保持大自然平衡.However,at times it is disturbed,resulting in a number of possibly unforeseen effects.2.n.好奇心;求知欲curious adj.好奇的curiously adv.好奇地典例1.Children are naturally curious about everything around

3、them.2.I opened the packet just to satisfy my curiosity.There are some people who show great curiosity about other peoples affairs.Just out of curiosity,how much did you pay for your car?It is curious that he should not have failed the race.重点用法out of curiosity出于好奇with curiosity=curiously好奇地be curio

4、us about sth.对某事好奇be curious to do sth.好奇地做某事练习用curiousity的短语或其适当形式填空。1.Margaret looked at him_.2.She decided to try a cigarette_.3.All the employees in this firm_the personal life of the generalmanager.4._drove Mary to open her husbands letter though she knew it was wrong.(天津卷People have always bee

5、n_about exactly how life on earth began.A.curiousB.excitedC.anxiousD.careful3.vt.限制;限定n.界限;限度limited adj.有限的limitless adj.无限制的典例1.The speed limit on this road is 70 mph.2.This technique is useful but it has its limitations.3.In my opinion,you had better set a limit to the expense of your trip.I beli

6、eve teaching should not be limited to the classroom.The amount of money you have to spend will limit your choice.短语归纳limit短语:limit sb./sth.to.限制某人/某事到某种程度put a limit on.对限制there is a limit to对是有限的without limit无限地,无限制地练习用limit的短语或其适当形式填空。1.Ones energy is_.2._(没有止境what you can do if you try.3.We must_

7、our weekly expenditure_ten pounds.4.Only a_number of places are available.4.In my opinion,keeping dogs should not be banned,but_to certain areas.A.limitedB.limitingC.to limitD.to be limited4.vt.有益于vi.得益于(常与from,by连用n.利益,好处;津贴1.The rain benefits the plants.=The plants benefit from the rain.2.Plenty o

8、f exercise every day is of great benefit to our health.We should spend the money on something that will benefit everyone.Fresh air and good food are beneficial to the health.重点用法be of great benefit to=be very beneficial to对有益for the benefit of=for sbs benefit为了的利益benefit from从中受益练习用benefit或其短语的适当形式填

9、空。The new highway will_the villagers.完成句子(1Many thousands of patients_(受益于这种新的治疗and recovered quickly.(2A large sum of money has been raised_(为了的利益the poorly-educated children in the mountainous districts.5.vt.&vi.(使联合;结合combination n.联合;结合combined adj.联合起来的典例We cant always combine work with pleasur

10、e.短语归纳combine的短语:combine together联合起来combine A with/and B使A与B联合起来练习用combine的短语或其适当形式填空。1 A_of factors led to her decision to resign.2 Success was achieved by the_efforts of the whole team.3 As a writer,he_wit_passion.6.n.日常饮食;vt.&vi.节食;使实施饮食疗法Proper diet and exercise are both important for health.I

11、really ought to go on a diet.Ive put on so much weight since I gave up jogging.The doctor put him on a diet after operation.No sugar in my coffee,please.Im dieting.短语归纳be/go on a diet节食put sb.on a diet控制某人饮食a balanced diet均衡饮食练习:完成句子Would you like some more chicken?No,thanks.I am_(正在节食and Im trying

12、to_(减肥.7.n.U力量,体力;n.C长处,强项build up ones strength增强实力Each of us has our own strengths and weaknesses.Our friendship has steadily strengthened over the years.He hasnt got enough strength to lift the box.(浙江Practising Chinese kungfu can not only_ones strength,but also develop ones character.A.bring upB

13、.take upC.build upD.pull up重点词组1.削减;删节The doctor advised the patient to cut down smoking.Our money is running out.We should cut down expenses.It is impolite for children to cut in when their seniors are talking.Because of the terrible earthquake,the electricity of the city has been cut off.重点用法cut i

14、n插话,让某人分享利润cut up切碎;齐根切掉cut out删除cut off切断,中止练习:1.I was just talking to my old friend when Mary_.A.cut inB.cut downC.cut outD.cut up2.Our teacher advised you to_the article that is too long so as to make it fit the space.A.cut awayB.cut throughC.cut upD.cut down2.aux.应当;应该(没有人称和数的变化,后接动词原形典例1.They o

15、ught to come tomorrow.2.He thought that they ought to take part in the design.3.He ought not to do it./He oughtnt to do it.4.Ought we to do it at once?练习按要求填空或翻译。1.He ought to be here,_he?(反意疑问句2.Im sorry.I_(本应该先给你打个电话to tell you 1 was coming.3.I_(本不该拜访her,but I missed her so much.3.体重减轻;减肥典例She is

16、trying to lose weight.短语归纳weight短语及lose短语:put on weight(指人增加体重,长胖be/take a weight/load off sbs mind使自己/某人如释重负lost heart泄气;灰心lose ones heart(to sb/sth:fall in love爱上,钟情于lose ones life丧生;遇害lose ones balance失去平衡lose ones breath气喘嘘嘘;上气不接下气lose ones temper发脾气lose touch(with sb/sth失去和某人/事物的联系lose face丢脸lo

17、se interest in sth/sb对某事物/人失去兴趣lose sight of sb/sth看不见某人/物;忽略或未考虑某事物练习短语适当形式填空或填介词。1.Hes_since he gave up smoking.2.Paying my mortgage was an enormous weight_(介词my mind!3.Ive_all my old friends.4.偷携某物潜逃;逃避惩罚典例1 They raided the bank and got away with a lot of money.2 If you cheat in the exam youll ne

18、ver get away with it.If we can get over present difficulties,then everything should be all right.They have a lot in common,so they get along well with each other.I called all day yesterday,but I couldnt get through to you.短语归纳get词组:get on well with相处融洽;(工作的进展好get through接通电话;办完;完成get up起床;起身get over

19、克服,熬过,恢复get across(使被理解,(把讲清楚get away(from(从脱离,逃脱get rid of摆脱;除掉get down to(doing sth.开始认真地做某事get in touch with与取得联系练习用get词组填空。1.To my surprise,the baby wolf_the dogs and then managed to survive.2.She never arrives on time at the office,but she somehow managed to_it.3.Well,sto p chatting.Its time we

20、_some serious work.4.The news was a terrible blow to her,but she will_the shock soon.I used to quarrel a lot with my parents,but now we_fine.A.get overB.stay upC.get away fromD.get along5.=tell lies说谎典例Its not right to tell a lie.短语归纳tell短语和习语:tell jokes/a joke讲笑话tell(sb.a story给某人讲故事to tell(you the

21、 truth说实话(用以引出自白或承认的话tell A from B:distinguish A from B辨认A和B;you can never tell谁也不知道there is no telling:it is impossible to know不可能知道练习用tell词组填空。1._,I fell asleep in the middle and didnt know how the storyended.2.Can you_Tom_his twin brother?3.Theres no_(tell wh at may happen.6.=make ones/a living谋生

22、典例1.They began to earn their living when they were very young.2.I earn my living by teaching English in the middle schoo1.练习根据句子意思及要求填空或翻译。1.He had to_by delivering newspaper in his youth.2.He earned his living_(介词a fisherman.3.这个小孩从10岁开始就自己谋生。_7.欠债典例1.They are in heavy debt to the Bank of China.2.Y

23、ou saved my life:I am forever in your debt.Today,many developing countries are heavily in debt.Being out of debt makes Tom a light mood.The couple worked hard day and night in order to pay off all their debts.We were poor but we never got into debt.短语归纳debt短语和“in+n.”表示“在(情况、状况、状态中”:get/run into debt

24、欠债;负责out of debt不欠债pay off ones debts还清债务in danger在危险中in trouble陷入困境,倒霉in order井井有条in surprise吃惊in public当众,公开in ruins呈废墟状态in sight看见in silence沉默着be in heavy debt负债累累be in debt to sb.欠某人债be in sb.s debt感激某人;欠某人的情pay off all the debts还清债务(动作be out of debt不欠债(状态get/run into debt陷入债务练习根据句子意思用debt短语和“in

25、+n.”结构填空。1.He_after he was out of work.2.He did all he could to_in five years.3.He was_when he was young,but has been_since he gotrich.4.James was_,but I dont know how to help him out.5.After the war,the whole city was_.完成句子This country_(负债for a year because of the financial crisis.Now things have i

26、mproved a little.重点句子1.Nothing could be better.(1形容词的比较级与否定代词nothing连用,表达最高级的含义。有此用法的常用否定词:no,not,never,hardly,nothing,nobody等。(2表示最高级意义的几种特殊结构:never+比较级nothing/no+so+原级+as.nothing/no+比较级+than.can/could+never/not+enough/tooIve never heard a more beautiful voice.Nothing in my life shook me so deeply

27、as the first visit to China.You can never be too careful.Did you sleep well last night?Never better,like a log.Nothing is more precious than health.练习根据句子意思及要求填空或翻译。1.他从来没有看过一部更令人激动的电影了。_2.没有什么比旅游更令人愉快。_Did you have a good nights sleep,sir?Oh,exactly.It was such a comfortable bed.I could never have_

28、sleep.A.a goodB.the bestC.a betterD.a bestOur women athletes achieved great success in the Vancouver Winter Olympic Games.Yes.No one could perform_,I think.A.wellB.betterC.bestD.the best2.Something terrible must have happened if Maochang was not coming to eat with his as he always did.解释情态动词+have done1.情态动词must+have done只用于肯定句中,表示对过去发生的事情或状态进行肯定的推测,意为“过去一定做过某事”。It must have rained last night,for the road is we