1、Learning key words and expressions in unit 3 词汇词汇1.impression n.-vt.impress make/leave a/an impression on sb.给某人留下给某人留下的印象的印象 His speech left a deep impression on us.翻译：他的演讲给我们留下了深刻的印象。翻译：他的演讲给我们留下了深刻的印象。(2)impress vt.impress sth.on/upon sb.使某人铭记某事使某人铭记某事impress sb.with/at/by sth.某事某事/物给某人留下印象物给某人留下
2、印象be impressed by/with 被深深打动被深深打动/感动感动(3)impressive adj.给人深刻印象的给人深刻印象的an impressive scene一次难忘的场面一次难忘的场面2.take up拿起；接受；开始；继续拿起；接受；开始；继续When does the new manager take up his job?Sorry,I have taken up you too much time.He wants to take up art in college.He decided to take up photography as his career.D
3、o you intend to take up his offer of a job?开始某项工作开始某项工作占用占用(时间或空间时间或空间)选修选修从事从事接受接受take的短语还有的短语还有take off 起飞，脱掉起飞，脱掉take over 接管，接收，承袭接管，接收，承袭take on 承担，接受，从事，呈现承担，接受，从事，呈现 take care 当心，注意当心，注意take care of 照顾照顾take place 发生发生take in 接受，理解，欺骗，收进，吸收接受，理解，欺骗，收进，吸收take advantage of 利用利用take away 拿走拿走 ta
4、ke it easy 别着急，放轻松别着急，放轻松take your time 从容做，不慌不忙从容做，不慌不忙take part in 参加参加take down 记下，写下，拿下记下，写下，拿下,拆掉，拆台拆掉，拆台 take for granted 想当然，认为理当如此想当然，认为理当如此 3.constant adj.constantly adv.不断地 Fashion is constantly changing.时尚总是日新月异。Heat the sauce,stirring constantly.加热调味汁并不停地搅动。4.previous adj.在前的，早先的在前的，早先的p
5、revious to 在在之前之前previously adv.先前地，以前地先前地，以前地His previous attempt was successful.他以前的尝试成功了。他以前的尝试成功了。Previous to the conference we had discussed the matter.在会议召开之前在会议召开之前,我们讨论了这个问题我们讨论了这个问题.5.guide n.指导指导;向导向导;导游导游;vt.指引；指导指引；指导 guide sb.along/through/to 带领某人带领某人 be guided by sb.由某人引导由某人引导/指导指导 A l
6、ocal farmer guided us through the forest.一个当地农民带我们穿过这片森林。一个当地农民带我们穿过这片森林。Guided by the guide,we had a tour to the small town.在导游的指引下，我们观光了这个小镇。在导游的指引下，我们观光了这个小镇。6tolerate vt.忍受；宽容忍受；宽容He wont tolerate anyone questioning his decisions.他不能容忍别人对他的决定提出质疑。他不能容忍别人对他的决定提出质疑。tolerate sth.宽容宽容/忍受某事忍受某事tolera
7、te sb.doing sth.容忍、忍受某人做某事容忍、忍受某人做某事7.lack vi.&vt.缺乏；没有缺乏；没有 n.缺乏；短缺的东西缺乏；短缺的东西 1.She lacks money to buy new clothes.2.He is lacking in confidence.3.She does not lack for friends.【归纳总结归纳总结】v.lack sth.=be lacking in sth.某物不足某物不足 lack for sth.=need sth.需要需要（否定否定）4.Our tour is cancelled for lack of mon
8、ey.5.You are excellent,but we do have no lack of teachers.6.Too many teachers are treated with a lack of respect.n.for lack of 因为缺乏因为缺乏 no lack of 不缺乏，很多不缺乏，很多 a lack of 缺乏缺乏【归纳总结归纳总结】8press vt.按；压；逼迫按；压；逼迫n.按；压；印刷；新闻按；压；印刷；新闻She pressed her guests to stay a little longer.她力劝客人们多呆一会儿。她力劝客人们多呆一会儿。To
9、judge from the press,the concert was a great success.据据新闻新闻报道来看，这次音乐会取得了巨大成功。报道来看，这次音乐会取得了巨大成功。press sth.into.把某物塞进把某物塞进press sb.to do sth.力劝某人做某事力劝某人做某事9.lose sight of 看不见看不见,忽视忽视,失去联系失去联系1.Suddenly I lost sight of my father in the crowd.看不见看不见2.We must not lose sight of the fact that learning Engl
10、ish is very important.忽视忽视 【拓展】catch sight of 望见，看到 in sight 在视线内 out of sight 看不见了 at(the)sight of 一看见 at first sight 第一眼；初看起来 lose ones sight 失明10.sweep up 打扫；横扫 Did you sweep up all the broken glass?你把打碎的玻璃全扫起来了吗？sweep up 意为“打扫；清扫”，经常引申为“横扫；掠过；拥向”。如:The strong wind swept up the leaves off the str
11、eet.大风把街上的树叶一扫而光。11.slide into 移动；溜进移动；溜进Exhausted,I slid into bed and fell asleep.The man slid the money quickly into his pocket.那人很快把钱塞进自己的口袋。那人很快把钱塞进自己的口袋。12.optimistic adj.乐观（主义）的乐观（主义）的 be optimistic about sth 对对乐观乐观optimist n.乐观主义者乐观主义者optimism n.乐观主义乐观主义He has no reason to be optimistic about
12、 the future,for he doesnt study hard.13.speed up 加速加速反义词反义词slow down You will never get there if you dont speed up.The girls heart often speed up while she is talking to a stranger.at a speed of 以以的速度的速度at high/low/full/top speed 14.desert n.沙漠；荒原沙漠；荒原 vt.抛弃，遗弃，离弃抛弃，遗弃，离弃 The Sahara desert 撒哈拉沙漠撒哈拉沙
13、漠She was deserted by her husband.她被丈夫遗弃了。她被丈夫遗弃了。The villages had been deserted.这些村庄已经荒无人烟了。这些村庄已经荒无人烟了。提醒提醒拼写相似的词拼写相似的词:dessert(饭后的甜点心饭后的甜点心)13instant n瞬间；片刻瞬间；片刻adj.立即的；立刻的立即的；立刻的She paused for an instant and then stepped inside.她停了片刻，然后走了进去。她停了片刻，然后走了进去。She woke up instantly the phone rang.电话一响她就
14、醒了。电话一响她就醒了。for an instant一会儿；片刻一会儿；片刻in an instant一会儿之后一会儿之后at that instant当时；那一刻当时；那一刻the instant一一就就(用作连词，引导时间状语从句用作连词，引导时间状语从句)instantly adv.立即；马上立即；马上n.(pron.)疑问词疑问词to dodoing sth.wh-clause1.considerLanguage pointsLet me consider.让我仔细想想。让我仔细想想。I am considering the purchase of car.我在考我在考虑买一辆车。虑买
15、一辆车。We must consider giving it a try.我们应当考虑试一试。我们应当考虑试一试。We should consider what to do next.我们应当考虑一下怎么办。我们应当考虑一下怎么办。2.Inside,it is divided into zones with extraordinarily different atmospheres and gravities.这里面被分为有着特别不同的大气和引力的区域。这里面被分为有着特别不同的大气和引力的区域。be divided into“被分为被分为.”其主动语态为其主动语态为divideinto“把把
16、分为分为”。如如:Lets divide ourselves into two groups.我们分成两个小组吧。我们分成两个小组吧。Divide the cake into quarters and share it equally.把把蛋糕分成蛋糕分成4份份,大家平均享用。大家平均享用。辨析:divide与separate divide往往指把某个整体划分为若干部分;separate指把原来连在一起或靠近的事物分隔开来。如:He separated the big balls from the small ones.他把大球和小球区分开来。3.So you can imagine how
17、exciting that is!可可以想像那是多么刺激！以想像那是多么刺激！开放思维开放思维n./pronwhat-clausethat-clausedoing sth.sb.doing sth.imagine I can imagine the scene quite clearly.我想很清楚地想像出那一情景。You can imagine how surprise I was.你能想像出我当时是多么惊奇。Try to imagine youre alone on a desert island.试想一下你孤身一人在一个荒岛上的情形。Try to imagine staying alon
18、e on a desert island.Try to image you staying alone on a desert island.imagine后接的宾语是否定意思的从句时后接的宾语是否定意思的从句时,通通常要发生否定转移。在常要发生否定转移。在imagine后可用代词后可用代词so(not)代替前面的名词代替前面的名词,动名词和从句动名词和从句,而不用而不用it.注意注意 Dose she know what kind of tables she has taken today?她知道她今天取的是什么种类的桌子吗？I imagine so.我想应该知道吧。Do you imagi
19、ne they will help out?你想他们会帮助我们吗？I imagine not.我想不会。4.They have assisted in the discovery of planets round the fourth star in the Pleiades system.他们已发现了围绕昴宿系中的第四颗星旋转的行星。assist v.to help or support assist+n./pron 帮助 assist sb.to do sth.帮助某人干某事 assist in 在上给予帮助 assist with 帮助(照料,做);在上给予帮助 I am willing
20、 to assist you whenever there is an opportunity.有机会我愿随时帮你。Iam afraid I cant assist you,you have to go and see the manager.我恐怕帮不上忙,你得去找经理。A team of nurses assisted(the doctor)in performing the operation.She employed a woman to assist her with the housework.Good glasses will assist you to read.She ass
21、isted the hostess at the party.她在她在舞会中帮助女主人。舞会中帮助女主人。They will help you(to)attain the goal.他们他们有助于你完成目标。有助于你完成目标。He is always aiding the students with money.他总是出钱帮助那些学生。他总是出钱帮助那些学生。assistance UN.帮助，援助 give assistance to sb 给予帮助 come to sbs asssstance 帮助某人 assistant CN.助手，助理 5.They require the same a
22、tmosphere as humans and great engineers.他们需要的空气跟人类的空气一样,他们都是超乎寻常的工程技术人员。辨析:assist,help与aid assist与help同义,但着重指“协助”,受协助的人自己做一部分工作;help可指具体或抽象意义上的“帮助”;aid一般指缓助一群人,尤指用金钱,接受帮助的人较广泛。如：require(1)vt.to need or make necessary 需要需要开放思维开放思维 requiren./prondoing sth.that-clause to do sth.This suggestion will req
23、uire careful thought.这建议需要仔细考虑。这建议需要仔细考虑。To carry out this plan would require increasing our staff by 50。执行执行这一计划需要增加这一计划需要增加50%的人员。的人员。(1)require,need,want用法一致用法一致,当物作主语时当物作主语时,其后可接其后可接动名词或不定式的被动语态。动名词或不定式的被动语态。(2)require接接 that从句时从句时,谓语动词用虚拟语气谓语动词用虚拟语气,即即(should)+v.The flowers require/need/want wa
24、tering/to be watered.花需要浇花需要浇水了。水了。Attention 辨析:require to do与require doing 都表示“需要做某事”,接动词不定式时,句子的主语是动词不定式的逻辑主语,接动名词时,句子的主语则是动名词的逻辑宾语。如:He requires to see my passport.他要看我的护照。The house requires painting.这房子需要油漆。6.Suppose that假设假设1)conj.used when imagining what the result would be if something happen
25、ed.Its not worth the risk,suppose your mother found out?不值得冒这个险不值得冒这个险,万一你妈妈发现了怎么办万一你妈妈发现了怎么办?Suppose/supposing he is absent,what shall we do?假如他不在假如他不在,我们怎么办我们怎么办?2)conj.to suggest something;supposing 让让(用于提用于提出建议出建议)Suppose we go for a walk.3)be supposed to do/be sth.应当应当,应该应该 Customers are not su
26、pposed to smoke here.顾客不可以在这里抽烟顾客不可以在这里抽烟.He is supposed to be a good writer.他被认他被认为是个好作家。为是个好作家。7.Is it likely/unlikely that?事可能事可能/不可能吗不可能吗?likely 1)adj.something that is likely/will probably happen or is probably true 可能的可能的,可可能会发生的能会发生的,可能是真的可能是真的如如:Snow showers are likely in the next 24 hours.未
27、来的未来的24小时内可能有阵雨。小时内可能有阵雨。The likely cost of the operation.手术可能手术可能的费用。的费用。2)adv.probably 很可能很可能 如如:Id very likely have done the same thing in your situation.在你那种在你那种情况下情况下,我很可能做出同样的事。我很可能做出同样的事。辨析辨析:likely,possible 与与probablelikely 与与probable的可能性接近的可能性接近“很有可能很有可能”。句型为句型为:sb.is likely to do 或或It is likely that probable:句型为句型为Its probable thatpossible:句型为句型为Its possible(for sb.)to dosth.或或It is possible that 意为有某种可能意为有某种可能,实际上也许不实际上也许不能实现能实现,其副词常与其副词常与could not连用连用,表示不大可能。表示不大可能。谢谢观看！谢谢观看！Good bye!Thank you for your attention!
