Welcome unit 词汇（ppt课件）-2023新人教版（2019）《高中英语》必修第一册.pptx

1、Words and expressionsWelcome UnitTo learn useful words and their usage.To put them into practice.Learning aims学习目标1.exchange n.交换交换;交流交流 make an exchange 交换in exchange for.作为交换.;用某物交换.exchange student 交换生eg:He gave me an apple in exchange for a piece of cake.vt.交换交换;交流交流;交易交易;兑换兑换exchange sth for st

2、h 用交换exchange sth with sb 与某人交换某物exchange ideas/views/information/news 交流思想/交换意见/交流信息/互通消息eg:I am an exchange student from China.I wonder if you could exchange your ideas with me.I went over and exchanged greetings with everyone.我我走过去跟大家打招呼。走过去跟大家打招呼。exchangeable adj.可交换的；可兑换的；可更换的可交换的；可兑换的；可更换的He i

3、s giving people a _.lecture 2.lecture n.讲座；讲课讲座；讲课;教训教训vi.（开）讲座；讲课讲座；讲课 vt.训斥训斥give a lecture 做演讲；做讲座做演讲；做讲座a lecture room/hall 报告厅3.designer n.设计者设计者 design v.设计；筹划设计；筹划 n.设计（方案）设计（方案）design sth for.为为.设计某物设计某物be designed to do sth 为做为做.而设计；目的是而设计；目的是.eg:The programme is designed to help people who

4、 have been out of work for a long time.by design=on purpose 故意地；蓄意的故意地；蓄意的by accident=by chance 无意的；偶然的无意的；偶然的 eg:Do you think the traffic accident was caused by design?这项计划的目的是为长期失业者提供帮助英文报英文报Youth中的许多专栏是专门为高中生设计的，旨在丰富我们单调的中的许多专栏是专门为高中生设计的，旨在丰富我们单调的校园生活。校园生活。(2021新高考全国新高考全国，应用文写作，应用文写作)Many columns

5、 of the English newspaper Youth _ senior high school students and they our boring campus life.are designed forare designed to enrich4.anxious adj.焦虑的焦虑的;不安的不安的anxiously adv.焦虑地焦虑地anxiety/zati/n.焦虑，不安焦虑，不安 be anxious 为为担忧担忧 be anxious to do/that.渴望做渴望做 with anxietyanxiously adv.焦急地焦急地about sth.for sb

6、.5.annoyed adj.恼怒的；生气的 be/get annoyed with sb.对某人感到生气 be annoyed at/about sth.因某事生气 be annoyed that.恼怒的是./对恼怒eg:我的朋友因为我的粗心大意已经开始恼火了 My friend was beginning to get very annoyed with me about/at my carelessness.annoy vt.使恼怒；打扰 annoying adj.令人恼怒的；令人烦躁的annoyance n.u 恼怒；c 令人生气的事物【学法点拨】情绪类动词可以加-ed 或-ing 构

7、成形容词。（1）-ed 形式的形容词往往表示“感到的”，常用来修饰人或人的表情、声音等。She felt disappointed at the news.她对这个消息感到失望。moved tears 感动的泪水（2）-ing 形式的形容词往往表示“令人的”，常用来修饰物。This is amazing news.这是一条令人惊讶的消息。（消息令人惊讶）annoyed that to find annoying annoyed me单句语法填空单句语法填空（1）He was beginning to get （annoy）with me about my poor design.（2）I am

8、 really annoyed when I have some spare time and want to be alone，they say I am selfish and distant.（3）He was annoyed （find）his lecture was called off（取消）（取消）.（4）My mum will surely （对我的粗心生气）（对我的粗心生气）.be annoyed at/about my carelessness annoyed that to find6.frightened adj.惊吓的；害怕的惊吓的；害怕的(1)be frighten

9、ed to do sth 害怕做某事be frightened at.对感到惊恐be frightened of sth 害怕某物be frightened to death吓死;害怕得要死(2)frightening adj.令人恐惧的；可怕的(3)frighten vt.使惊吓；使惊恐；吓唬Although frightened,Elli and I took some pictures of the mad bear.虽然很害怕，但埃利和我还是拍了一些那只疯虽然很害怕，但埃利和我还是拍了一些那只疯狂的熊的照片。狂的熊的照片。练透练透单句语法填空单句语法填空The news was _ a

10、nd they were all _(frighten)我害怕在公众场合讲话我害怕在公众场合讲话Im frightened to speak in public.7.senior adj.（级别、地位等）较高的;年长的 n.较年长者senior high school（美国）高中 junior adj.低下的 n.职位较低者;junior high school（美国）初级中学 be senior to 比比资历深资历深；比年长；比.职位高 be junior to 比资历浅；比资历浅；比.年幼；比年幼；比.职位低职位低8.impression n.印象；感想印象；感想impress vt.v

11、i.给给留下深刻的好印象留下深刻的好印象;使钦佩使钦佩impressive adj.给人印象深刻的，感人的给人印象深刻的，感人的;引人注目的引人注目的 impress sb.with sth 某事给某人留下深刻的印象某事给某人留下深刻的印象 be impressed by/with 对对印象深刻印象深刻 leave/make/give a(n).impression on sb.给某人留下给某人留下的印象的印象The outgoing guy impressed the interviewers his personality.The interviewers were impressed t

12、he outgoing guys personality.The outgoing guys personality made a deep impression the interviewers.他的朋友们给他的父母留下了一个好的印象。His friends left a good impression on his parents.withby/withon9concentrate vi.&vt.集中集中(注意力注意力)；聚精会神；聚精会神(教材p.4)I couldnt concentrate on the experiment.我没法专心做实验。我没法专心做实验。(1)concentr

13、ate on(doing)sth.专心于(做)某事concentrate ones mind/attention on集中注意力于；致力于；专心于(2)concentration n.集中；专心eg:I cant _ my book with all that loud noise.吵闹声那么大，我无法集中注意力看书。10.experiment n.实验；试验do an experiment 做实验做实验awkward/:kwd/adj.令人尴尬的;难对付的awkwardly adv.令人尴尬地令人尴尬地11leave.alone不打扰；不惊动不打扰；不惊动(教材p.4)I really wa

14、nted to tell him to please be quiet and leave me alone!我真想对他说：请安静点，别打扰我！我真想对他说：请安静点，别打扰我！leave aside搁置一边leave for.动身到leave behind永久离开；抛下eg:我希望大家别来打扰我，让我一个人待着。我希望大家别来打扰我，让我一个人待着。I wish everyone would stop bothering me and just leave me alone.12explore vt.&vi.探索；勘探探索；勘探(教材p.4)I miss my friends from ju

15、nior high school,but I believe I will make new friends here,and theres a lot to explore at senior high.我想念我初中的小伙伴们，但我也相信，我在这儿会交到新朋友，而且高我想念我初中的小伙伴们，但我也相信，我在这儿会交到新朋友，而且高中会有很多事物等着我去探索。中会有很多事物等着我去探索。(1)explore the moon探月(2)exploration nC，U 探索；探究 explorer n.探险者；考察者eg:They set up a scientific organization

16、 _他们成立了一个科研机构去探他们成立了一个科研机构去探索未知的世界。索未知的世界。13confident adj.自信的；有把握的自信的；有把握的(教材p.4)I feel much more confident than I felt this morning.我感觉现在比早上有信心多了。我感觉现在比早上有信心多了。be confident of (doing)sth.对（做）对（做）.有信心有信心be confident in.在某方面有信心在某方面有信心be confident that.确信确信.confidence n.u信心；信任信心；信任have confidence in.对

17、对.有信心有信心have confidence to do sth 有信心做某事有信心做某事 练习He is _(confidence)that he will make great progress if he concentrates on his study.Tom was highly thought of in the company.The manager had _(confident)in his ability.Compared with them,were more confident _ success.The look on his face suggested tha

18、t he _他脸上的表情表明了他他脸上的表情表明了他对成功充满信心。对成功充满信心。ofwas confident of success 15.strategy/strtdi/n.策略；策划Learning strategies:set a goalconcentrate on stay curioustake notesuse flash cardreviseimprove/mpru:v/vi&vt 改进；改善Im looking forward to your improvement.16.curious/kjris/adj.好奇的好奇的;求知欲强的求知欲强的 curiously adv.

19、好奇地好奇地;奇怪地奇怪地 curiosity kjristi n.好奇心好奇心;求知欲求知欲be curious about.对对.感到好奇感到好奇be curious to do sth 渴望渴望/急于做急于做.out of curiosity 出于好奇出于好奇with curiosity 好奇地好奇地17句型公式：句型公式：What if.？要是要是会怎么样呢？会怎么样呢？(教材p.4)What if no one talks to me?要是没人跟我说话要是没人跟我说话怎么办呢？怎么办呢？(1)“如果.怎么办？；要是.会怎么样呢？”（尤指令人不愉快的事情发生，常用来表示假设）eg:What if we failed in the last exam?(2)“如果.怎么样？”（用于提出建议）eg:What if we go and see a film tomorrow?