优化课堂2012高一英语精品课件：UNIT 4 SECTION Ⅲ USING LANGUAGE （新人教版必修4）.ppt

1、Section Using LanguageThe most universal facial expression is,of course,thesmileits function is to show happiness and put people at ease.微笑当然是最普遍通用的面部表情，它的作用是表示快乐和安人心境。1function解析(1)n.作用；功能；职能The salesgirl showed us the sofas function.那位女销售员向我们展示了沙发的功能(2)vi.起作用；运转The machine functions normally.这台机器运

2、转正常拓展 function as 担任的职位；起的作用运用 完成句子 The bench _(起 的 作 用)a bed atnight.functions asdoesnt functionDo you know the _(作用)of market inEurope?functionThe new microwave _(不运转)becauseof power cut.2ease解析(1)n.安逸；舒适The retired couple lived a life of ease.这对退休夫妇过着安逸的生活。(2)vt.减轻(痛苦、忧虑)He took some pills to eas

3、e pain.他服下几片药来减轻疼痛。拓展 feel at ease 感到舒适；无忧虑with ease 容易地；不费力地take ones ease 放松；放心put sb.at ease 使某人放松/安心运用 完成句子He _(感到舒适)after returning home.She passed the exam _(容易地)The news that her child was safe _(使她安心)How can I _(减轻)his headache?felt at easewith easeput her at easeeaseThere are unhappy smiles

4、,such as when someone“losesface”and smiles to hide it.还有不高兴的微笑，比如说当某人“丢了面子”就会用微笑来掩饰。3lose face 丢脸典例He said that he would never do it,because to do sowould be to lose face.他说他决不会做这种事，因为这么做会很丢脸。拓展 lose weight 减轻体重lose sight(of)看不见lose heart 失去勇气；丧失信心lose ones temper 发脾气；发怒lose ones way 迷路运用 用上面的短语的适当形

5、式填空He thought he would _ if he admitted themistake.I watched the plane go higher and higher until I_ it.Knowing what the naughty boy did,he _.She tried to _ by eating less meat andmore vegetables.Dont _ even if you fail many times.Its easy to _ in Beijing.lose facelost sight oflost his temperlose we

6、ightlose heartlose your wayIn most places around the world,frowning and turningones back to someone shows anger.在世界上大多数地方，皱眉或者背对着某人都表示发怒。4turn ones back to 背对典例When on stage,try not to turn your back to theaudience.在舞台上时尽量不要背对观众。拓展 turn to 求助于turn over 翻转turn out 结果是；证明是turn against 背叛；与为敌运用 用上面的短语的

7、适当形式填空 Never _ your friends when they are introuble.turned toHe _ the book to look at the price.She _ me for some advice.The person I spoke to _ to be our newteacher.She _ her old friend,abandoningthe long-year friendship.turned outturns/turned againstturned overturn your back to本课时单词拓展单词构词法小结facial

8、 adj.面部的face n脸，面1._ 和 _常为形容词后缀。如：chemical 化学的；active 活跃。2_常为副词后缀。如：happily 快乐地；luckily3_常为名词后缀。如：warmth 温暖；depth 深度。truly adv.真实地；真诚地；真正地true adj.真正的truth n真相，事实anger n怒气；怒火angry adj.生气的angrily adv.生气地subjective adj.主观的subject n主题；科目幸运地。运用 用所给单词的适当形式填空1 She was _ with me and shouted at me_.(anger)2

9、His _ expressions show that he was upset.(face)3You dont know the facts,so your judgments are_.(subject)4 We are _ sorry about it,and we will find out the_.(true)angryangrilyfacialsubjectivetrulytruthBeing respectful to people is subjective,based on eachculture,but in general it is probably not a go

10、od idea to give ahug to a boss or teacher.根据每一种文化，对人们表示尊重都是带有主观性的。但是一般来说，拥抱你的老板或老师很可能是不妥当的。it 作形式主语解析本句中 it 作形式主语，真正的主语是不定式短语 togive a hug to a boss or teacher。如：It is bad manners to stare at people.盯着人看是不礼貌的。拓展it 作形式主语时，可以作真正的主语的，除了不定式(或不定式的复合结构)还有动名词(或动名词的复合结构)或从句。运用 完成句子_(很荣幸被邀请)to the party._(跟他谈话没用)about the problem._(众所周知他是最好的老师之一)in our school.Its useless talking with himIts the honour to be invitedIts known that he is one of the best teachers