2022新人教版（2019）《高中英语》必修第一册Welcome unit 单词讲解ppt课件(2).pptx

1、Welcome unitWords And Expressions(1)1.exchangen.交换交换;交流交流vt.交换交换;交流；交易交流；交易;兑换兑换(1)n.C,U交换，交流常见搭配常见搭配:an exchange student 交换生 in exchange(for.)作为(对的)交换e.g:When I was a middle school student I came to China as an exchange student.I will teach you Chinese in exchange for your teaching me English.(2)vt

2、.交换交换;交流；交易交流；交易;兑换兑换exchange.for.以换取/兑换exchange sth.with sb.与某人交流/交换某物常见搭配常见搭配:You can exchange pounds for dollars here.你可以在这里把英镑兑换成美元。The old man turned and exchanged a few words with his friend.老人转过身来，和他的朋友交谈了几句。判断下列句子中exchange的词性及含义。Thanks to exchange programmes,an increasing number of foreign s

3、tudents are studying in China.Poem lovers read and recite poems that they love and exchange their opinions on poetry.We exchanged our e-mail addresses so that we could write to each other in the future.If you go shopping in Canada,dont forget to exchange your money for Canada dollars.练习：练习：n.交换交换;交流

4、交流vt.交流交流vt.交换交换vt.兑兑换换2.design n.设计设计;设计方案设计方案 vt.设计；筹划设计；筹划design sth.for.为设计某物be designed to do.旨在做,用于做 be designed for.为计划/设计(1)vt.设计,构思;计划;意欲常见搭配：常见搭配：This test is specially designed for those who want to come to China for further study.这项测试是专门为那些想来中国深造的人设计的。Project Hope is designed to help tho

5、se children who drop out of school because of poverty.希望工程旨在帮助那些因为贫困而辍学的孩子。(2)n.U,C设计;C装饰图案;U构思;U,C打算,意图by design(=on purpose)故意地常见搭配：常见搭配：Whether this happened by design or by chance is unknown.无法得知这事是有意安排的还是偶然发生的。反义短语:by accident/by chance 偶然地拓展拓展词：词：designer 设计师3.anxious adj.焦虑的;不安的be anxious for

6、 sb./about sth.(=be worried about.)为担心/担忧be anxious for.(=be eager for.)渴望 be anxious(for sb.)to do sth.渴望(某人)做某事常见搭配：常见搭配：Parents are naturally anxious for their children.父母自然为儿女担心。She is anxious to go to college,but is also anxious about not being able to pass the College Entrance Examination.她渴望上

7、大学，但又担心不能通过高考拓展词：拓展词：anxiously adv.焦虑地anxietyn.焦虑焦虑withanxiety焦虑地焦虑地练习：练习：1.She was anxious (know)that what had happened.2.Theres tension and (anxious)from the beginning as nick and Amy battle for your trust.3.Both my parents went to the hall,where many villagers were waiting (anxious)to knowanxious

8、lyanxiety4.annoy vt.使恼怒；打扰使恼怒；打扰用法：用法：It annoys sb.that 让某人生气的是It annoys sb.to do 做某事 让某人生气归纳拓展：归纳拓展：（1）annoyed adj.生气的，恼怒的常用搭配：常用搭配：be annoyed with sb.生某人的气be annoyed at/about sth.因某事生气be annoyed to do sth/that 使人恼火（2）annoying adj.令人烦恼的（3）annoyance n.恼怒，烦恼；使人恼怒的事She was annoyed with me because I wa

9、s too careless.她因为我太粗心了而生我的气。He was very annoyed at the newspaper report.他 对报纸上的那篇报道极为恼火。He was annoyed to hear that the train would be 40minuteslate.听说火车要晚点40分钟，他很恼怒。1.He got at the flies flying around him when he was reading a book.His showed itself on his face.(annoy)2.Jerry was annoyed me.He did

10、nt say anything to me all the afternoon.3.From the (annoy)look of Toms mother,we knew that she was quite annoyed what he had done.4.I was very annoyed (find)that the people in wheelchairs couldnt use the toilet.annoyedannoyingannoyance annoyedat/aboutwithto find 5.frightened adj.惊吓的；害怕的它多用于修饰人或人的声音、

11、表情等。它多用于修饰人或人的声音、表情等。常见搭配常见搭配be frightened of(doing)sth.害怕(做)某事 be frightened to do sth.害怕做某事be frightened to death 吓得要死 be frightened that.害怕 Im frightened of walking home alone in the dark.我害怕在黑夜里独自走路回家。Im frightened to speak in public.我害怕当众讲话。Id never do that.Id be frightened to death.我绝对不会那样做。我会

12、被吓死的。She was frightened that the plane would crash.她害怕飞机会坠毁。归纳拓展：fright n.惊吓，恐怖with/in fright 惊恐地frighten v.使 恐怖 惊吓，吓唬frightening adj.引起恐惧的，使惊恐的,骇人的(多用于修饰物或事）1.Without anyone to turn to,she felt (frighten).2.I always want to go to the Yellow Mountain,but I am frightened (travel)alone.3.Going to the

13、hospital can be a very (frighten)experience for a child.frightenedto travel frightening6.senior adj.级别（或地位）高的 n.较年长的人be senior to sb.比某人年长；比某人的地位/职位高My bother Bob is senior to me by two years.7.impress vt.使钦佩；给留下深刻的好印 象 vi.留下印象；引人注目常用搭配：常用搭配：impress sb.with sth.使某人对某事印象深刻impress sth.on sb.使某人牢记某事 be

14、 impressed by/with 对印象深刻归纳拓展：归纳拓展：impressionn.印象；感想；印记印象；感想；印记常用搭配：a good/bad/deep impression 好的/坏的/深刻的印象the first impression 第一印象leave/make a(n)impression on sb.给某人留下 印象impressive adj.给人深刻印象的；令人赞叹的1.Their Chinese peers in the typical Chinese dress would be highly (impress).2.Why does it matter that

15、 people are more (impress)by the most recent changes?3.Williams was impressed Benjamin and gave him two classic books on painting to take home.4.he left a deep (impress)on me and gave me the inspiration to pick up my pen again.impressionimpressedimpressive with/by8.whatif要是要是会怎么样呢？会怎么样呢？What if.?为常用

16、句型What if 后面跟一个完整的句子,且句子通常用现在时或过去时。该句式有如下含义:(1)如果怎么办?是会怎么样呢?(尤指令人不愉快的事情发生时）What if the family had simply left the cat behind?如果这家人只是把猫遗弃了怎么办?(2)如果怎么样?(用于表示提出有益的建议)What if you join us for lunch?同我们一起吃午饭怎么样?What if we move the sofa over here?Would that look better?要是我们把沙发挪到这边来会怎么样?那样看上去会不会好一些?9.concen

17、trate vi.&vt.集中（注意力）；聚集会神concentrate on（doing)sth.用法归纳：用法归纳：专心于做某事concentrate ones attention on 把注意力集中在 上归纳拓展：concentration concentrated专心；集中；含量；浓度全力以赴的；集中的；浓度的10.leave.alone 不打扰；不惊动leave for 动身去leave behind 把留下leave out 删掉；漏掉leave off 停止leave aside 把搁置在一边；不考虑短语拓展：Please leave me alone for a while so that I can finish the report.