Unit4词汇讲解课件人教版八年级下学期

这是一份Unit4词汇讲解课件人教版八年级下学期，共37页。
Unit 4 词汇讲解01 allow 允许某人做某事allow sb. to do sth.某人(不)被允许做某事sb. be (not) allowed to do sth.允许做某事allowed doing sth.Boys and girls,remember that we don’tallow ___________(eat) in the classroom. My parents don’t allow me ________（go） to the party.Hurry up! Once the concert starts, nobody is allowed __________(enter) the concert hall. eatingto goto enterv. 允许；准许 adj. 有毛病；错误的 What’s wrong?There’s something wrong with my new computer.Your answer is wrong. Mine is right. 互为反义词02 wrong eg：Please look through your note to make sure that you are right.请查看你的笔记以确保正确。拓展 look up look over look out look for look after look like look around look down on look up to 03 look through 快速查看；浏览 v. 猜测；估计其后可接名词、代词或从句。Try to guess the meaning of this new word. 04 guess(1) 可数名词：协议；交易make/do a deal (with…) （与……）达成协议Tom made a deal with his mother on chores. (2)动词：对付；对待deal with 应对；处理Some students don’t know how to deal with worries.= do with 05 dealHope things work out. 希望事情会好起来。Don’t worry. Things will work out. 别担心，事情会慢慢解决的。Mike worked out the difficult problem by himself. 迈克自己算出了那道难题。 06 work out解决（问题）；改善（状况） n. 关系；联系；交往复数形式: relations Relations between the two girls get better. The two companies have business relations. relation的相关词：relate v. 联系relative adj. 相关联的relation n. 关系；联系例句拓展relationship n. 关系；联系07 relationv. 争吵；争论argue with sb. 与某人争吵/争论argue about/over sth. 就某事争吵/争论argue with sb. about/over sth.就某事与某人争吵/争论argument 名词 争吵；争论have an argument with sb. 与某人争吵/争论08 arguen. 云；云朵adj. cloudy，意为“多云的”。There are many dark clouds in the sky, and the wind is blowing strongly. 09 cloudadj. 年纪较长的辨析elder 与 olderelder 只可指人，意为“年纪较长的”，用来比较年龄大小，尤指兄弟姐妹的长幼关系，只能作定语。older 指人，意为“年龄较大的”，是 old 的比较级，可作定语或表语。 指物，意为“较旧的”，可作定语或表语。10 elderadv. 代替；反而；却, 在句中作状语，修饰整个句子，常位于句末，也可位于句首。John is tired, so let me do it instead. He didn’t take a trip. Instead, he worked as a volunteer.11 instead(1)任何；每一You can wear whatever you like.(2)无论什么，相当于no matter what，引导让步状语从句。Whatever you do, don’t give up.＝No matter what you do, don’t give up.12 whateveradj. 神经的；紧张的be nervous about… 对……感到担忧Lucy looked nervous, and I could see her hands shaking.I’m nervous about the talent show tonight.13 nervousnervousnerve 神经形容词后缀14 offer offerv.主动提出；自愿给予of=ob 朝向carry 携带朝向着某个地方带某个物品过去The teacher offers some learing skills to the students. offer to do sth. 主动提出做某事The kids offered to do the dishes.offer sb. sth. =offer sth. to sb.两者均可作及物动词，意为“提供”。其区别如下：offer多指“主动提出；自愿给予” （提供想要的东西）offer sb. sth.＝offer sth. to sb. 给某人提供某物provide多指为做好准备而“供给；提供”（提供必须的东西）provide sb. with sth.＝provide sth. for sb. 为某人提供某物辨析 offer 与 provide adj. 正确的；恰当的Some people have trouble finding proper jobs.Noting is in the proper places.What is the proper title?properly 副词：正确地；恰当地15 proper properadv. 第二；其次常与 firstly, thirdly, lastly 等表示顺序的副词一起使用，用于列举事实或理由等。Firstly, you should believe yourself. Secondly, you should learn to be independent.16 secondly secondlyv. 交流；沟通communicate with sb. 和某人交流/沟通We should communicate with our parents in a proper way.communication 名词：交流；沟通17 communicate communicatecom- 共同mun交换icate 复合动词后缀共同交换思想v. 解释；说明explain sth. (to sb.) Could you explain the rules of the game to everyone?explanation 名词：解释；说明18 explainWhich of the following best explains “specific” underlined in Paragraph 4?A Exact B Careful C Scientific D Professional（向某人）解释某事(1)清楚易懂的 (clearly 清楚地；明白地）Is this explanation clear enough? (2)晴朗的On clear days you can see the top of the mountain. (3)透明的；清澈的The river used to be clear.Have a rest, so you can have a clear mind.(4)（头脑）清醒的19 clear(1)及物动词：抄袭；模仿We shouldn’t copy others’ answers.(2)动词：复制；复印Please help me copy this book. (3)可数名词：一本（份、册）；副本This book sold 20,000 copies.20 copy—Have you ________ chemistry for the coming exam? —Yes. I'm quite ready for it.A) repeated B) copied C) marked D) reviewedv. 归还；回来Must I return the book to you now? 21 returnreturn再一次转弯；转动return sth. to sb. =return sb. sth. 把某物归还给某人= give… back= come/get backreturn to＋地点名词 回到某地He will return to Hong Kong in a few days. He will return from Hong Kong in a few days. return from＋地点名词 从某地回来v.压；挤n. 压力同义词：stressunder pressure 在压力之下put pressure on sb. 向某人施压Some people do better under pressure. You shouldn’t put so much pressure on yourself.22 pressurepressure名词后缀We can’t compete with them on price.Several people are competing for the job offer. 例句：competition n.比赛competitive adj. 竞争的competition with… 和……竞争competition for… 为……竞争competitor n.参赛者compete with… 和……竞争compete for… 为……竞争共同v. 竞争23 competecompet追求eadj. 典型的Little Women is a typical American movie. The question is simple but typical. type+ -ictypic+ -aladj. 典型的n. 种类，典型 24 typicalv. 持续；继续存在The rain continued for three days. I was allowed to continue using the library.continue to do sth. 继续做某事（不同一件事）After he finished reading a novel, he continued to play game with his friend.continue doing sth. 继续做某事（同一件事）25 continue(with)和;一起 continu(keep) 保持e继续保持在一起=go onv. 比较Compare your answers with those at the back of the book to see if they are right.compare… with… 把……与……比较，常用于两个同类事物之间的比较。Shakespeare compared the world to a stage.compare… to…把……比作…… ，常用于两个不同性质的事物之间的比较。26 compare(together)一起 compar相等的把同等的东西放在一起比较e(1)不理智的；疯狂的，可作定语或表语。What a crazy idea!(2)热衷的；狂热的Tom is crazy about football.be crazy about 对……着迷；热衷于……27 crazy动词：鞭策,督促; 推动；挤；Parents shouldn’t push their kids too hard.Please pull the door. Don’t push it. 28 pushWe had to push our way through the crowd.push sb. to do sth. 督促某人做某事督促推动挤Parents usually make a big difference to their children’s development.developed country developing country例句：developv. 发展developing adj. 发展中的development发展developed adj.发达的29 developv. 造成；引起Tom’s careless driving caused the accident.cause sb. to do sth. 导致某人做某事n. 原因；起因What’s the cause of her headache?30 causebecausebecauseadj. 通常的；寻常的as usual 像往常一样；照例His room is in a mess as usual.31 usualusuallyusualunadj. 不同寻常的She has a very unusual name. adv. 可能；大概；也许常位于句首作状语。Perhaps you can communicate with each other. Maybe32 perhapsperhaps完全 机会；运气allowwrongWhat’s wrong?guessdealbig dealwork outget on well with sb.relationcausecommunicatecommunicationarguecloudelderinsteadwhatevernervousofferusualperhapspropersecondlyexplainclearcopyreturnanymorememberpressurecompeteopinionskillfootballcut outquickcontinuecomparecompare...withcrazydevelopallow sb. to do sth.guessbig dealwork outget on well with sb.communicate with sb.cut outinstead ofcompare...tocontinue to do sth.A. 允许某人做某事B. 解决C. 猜测D. 删除E. 与某人交流F. 代替G. 把...比作....H. 继续做某事I.和某人和谐相处J.重要的事