1、高一英语 Unit4 Cyberspace单元复习学案(北师大版必修2).重点词汇过关1likely adj. 有可能的 adv. 很可能Its likely that.Sb./Sth. be likely to do.是可能的。not likely (坚决不同意)绝不可能,绝对不会Its_likely_that he will win.He is_likely_to win.他可能会赢。He will very likely pass the exam.他很可能会通过考试的。辨析:likely/probable/possible(1)likely 强调表面上看来有可能,与 probable
2、意思接近,有时可以互换,但 likely 常暗示从表面迹象来判断。常用句型:Sth./Sb. be likely to do.It is likely that.(2)probable 表示有几分根据的推测,比 possible 表示的可能性大。换句话说,probable的“有可能”,是指有实际的依据或逻辑上合乎情理。常用句型:It is probable that.(3)possible 表示客观上潜在的可能性,也许实际发生的可能性并不大。常用句型:It is possible (for sb.) to do sth.It is possible that.sth. is possiblea
3、s quickly/much/soon.as possible即学即练Scientists think it _ that a modern city can be built under the ocean, but we doubt whether itll really happen.Aprobable BperhapsCpossible Dlikely解析:possible 指客观上潜在的可能性,也许实际发生的可能性不大,合题意。答案:C2focus v(使)集中,聚集;(使)聚焦n(兴趣、活动等的)中心;焦点focus sth. on (upon) sth.fix.on.使集中于be
4、 focused on/upon sth.be fixed on 集中于be in focus 焦距对准;清晰be out of focus 焦距没对准;模糊bring sth. into focus 把某物集中在焦点上We should focus_our_attention_on our study.我们应该把注意力放在学习上。She felt all the eyes were_focused_on her.她觉得所有人都在注视着她。The focus_on my camera isnt working properly.我照相机上的调焦装置有毛病。Her beauty makes he
5、r the_focus_of attention.她长得漂亮,很惹人注意。即学即练Public attention at the moment_the problem of industrial relations.A. focuses B. is focusedC. focuses on D. is focused on解析:focus ones attention on a problem 意为“把注意力放在一个问题上”。该句用被动语态。答案:D3affect vt. 影响;感动;(疾病)侵袭The amount of rain affects the growth of crops.降雨
6、量直接影响庄稼生长。One of her lungs is_affected a little so that she has to rest.她的一叶肺有些感染,所以她不得不休息。His speech deeply_affected the audience.他的演讲深深地打动了听众。即学即练Much _ by the story of Cong Fei, I am also determined to be a volunteer worker.Aaffected Baffecting Cadmired Deffected解析:表示“受到的影响”,且在句中做状语,用 affected。答案
7、:A4offer vt.& vi. 提供;(主动)提出;出价n. 提供offer sb. sth.offer sth. to sb. 提供给某人某物offer to do sth.主动提出做某事offer money for sth. 出钱买东西offer sth. for money 开价卖东西offer advice/suggestions/congratulations/the price提出劝告/建议/表示祝贺/出价accept ones offer 接受某人的建议They offered warm congratulations.他们给予热烈的祝贺。Someone will offe
8、r_you_20,000_yuan_for your house.有人将出价20 000元买你的房子。My classmates offer_to_help me with my English.我的同学愿意帮助我学英语。辨析:offer/provide/supply(1)offer “提供”,侧重主动给予,多指具体的事物。多用于:offer sb. sth. 或offer sth. to sb.(2)provide “供应,供给”,表示为应付某种需要而提供某物,所提供的东西一般是具体的事物,也可以是帮助、经验、机会、答案、例子等抽象的东西。一般用于:provide sth. for sb.
9、与provide sb. with sth.(3)supply “补给,供给,提供”,只用于具体事物,侧重补充所需要的东西,有时可以与 provide 互换。经常用于:supply sth. to sb. 或 supply sb. with sth.即学即练You _ only half the price, how would the seller sell the jacket to you?Aspent Bpaid Ccharged Doffered解析:offer 出价;spend 花(钱);pay 付(钱);charge 收费。答案:D5harm vt.&n. 伤害,损害be har
10、mful to 对有害do sb. harm/do harm to sb. 对某人有害do more harm than good 弊大于利There is (no) harm in (sb.s) doing sth.(某人)做某事有(无)害处。It does (no) harm (for sb.) to do sth. (对于某人来说)做某事有(无)害处。mean no harm 没有恶意Fruit juice can be_harmful_to childrens teeth.果汁可能损坏儿童的牙齿。What he did harmed his reputation.他所做的损害了他的名声
11、。He may look fierce, but he means_no_harm.他可能看上去很凶,但并无恶意。The court case will do_serious_harm_to my business.这起诉讼案件将严重损害我的生意。即学即练Drinking too much can _ ones health.Aharm Bhurt Cinjure Dwound解析:考查表示“伤害”的动词的辨析。 harm “对有害/损害”,特指伤及一个人或其心情、健康、权力、事业等,并使之产生痛苦、损害或某种不幸遭遇。hurt 尤指精神或情感上的伤害,肉体上的伤痛;injure 指在事故中受
12、伤;wound 指在战争、暴力或灾害中受伤。答案:A6reject vt. 拒绝,不接受;抛开,丢掉n被拒绝或抛弃的人或物reject a gift/a possibility/an opinion/a suggestion拒绝接受一件礼物/一种可能性/一条意见/一项建议reject a request 拒绝请求reject ones idealist view 去掉唯心的观点rejects from an officers training course 军官培训课程不合格者My cousin tried to join the army but was_rejected.我堂兄试图参军,但
13、没有被接受。After the transplant his body rejected the new heart.在移植手术后,他的身体对移植的心脏产生排斥反应。I rejected the rotten oranges.我把腐烂的橘子扔掉了。提示:reject与 refuse的区别refuse 指拒绝别人的请求、帮助、邀请等,其后可跟不定式。reject不能用于拒绝别人的邀请或帮助,其后不能跟不定式。例:She refused (to accept) my gift.She rejected my gift. 她拒绝接受我的礼物。即学即练It made the young writer
14、disappointed that several publishers_his manuscript.Atook BrejectedChated Dappreciated解析:从句中disappointed一词来看,应填入 rejected 表示“拒绝”的意思。句意为:“几家出版社都拒绝了他的原稿,使得这位青年作家非常失望。”答案:B7suggest vt. 提议,建议suggest(sb./sb.s) doing sth.(to sb.) that sb. (should) do sth.sth. (to sb.)Its suggested that sb. (should) do sth
15、.I suggest that we (should)_bring the meeting to an end.我建议我们的会议到此为止。It is suggested that the experiment should_be_made under low temperature.有人建议实验要在低温下进行。My uncle suggested (my)_getting a job in a bank.我叔叔建议我在银行找个工作。提示:(1)suggest作“暗示;表明”之意时,可接名词或从句,但从句中的谓语动词要根据主句的谓语动词决定其形式。如:His expression suggest
16、ed that he was angry.他的表情显示出他生气了。(2)suggestion表示“建议”时,其表语或同位语从句中也用“(should)动词原形”;表示“暗示”时,用一般时态。如:He made the suggestion that we go by train.他建议我们坐火车去。In his speech, there was a suggestion that he didnt_agree with us.在他的讲话中,有一种暗示,即他不同意我们。即学即练His suggestion _ to see the art exhibition interested every
17、 one of us.Athat we go Bwhich we should goCthat we would go Dwe should go解析:考查 suggestion的同位语从句中用“(should)动词原形”。答案:A8settle v. 定居;安置;平静;放松;下沉;解决settlement n. 居留地;解决settle down 安顿;定居,平静下来settle (down) to 认真做某事,定下心来做某事settle ones affairs 最后一次安排好自己的事settle for sth. 勉强接受settle on sth. 选定;决定settle in/set
18、tle into sth. 安顿下来,习惯于(新居);适应She settled_in_London after her fathers death.父亲死后,她在伦敦定居了。I settled her on_the_sofa and put a blanket over her.我把她放在沙发上安顿好,给她盖了一条毯子。Its time you settled_your_differences with your father.现在你该解决同你父亲之间的分歧了。He has to settle_his_affairs in Paris before he could return home.
19、 他得把她在巴黎的事情料理好才能回家。即学即练He found it hard to settle down to _ with noise going on.Ato work BworkingCworked Dbeing worked解析:settle down to (doing) sth. 定下心来做某事。答案:B9view n. 景色;风景;观点;见解;v. 观看;观察What a_wonderful_view from your window!从你家窗户看,景色美丽极了!We had_a_good_view_of the town from the top of the hill.从
20、山顶上看我们清楚地看到了全镇的景色。He holds_strong_views_on race.他对种族问题的观点很鲜明。I take_a_different_view_of it.我对这有不同的看法。He determined to view the rooms behind the office.他决定去看看办公室后边的那些房间。They are_viewing the map.他们正在看地图。10average adj. 平均的,一般的,中等的 n. 平均数,一般,中等vi. 平均(达到),平均为the average of. 的平均数above/below (the) average
21、在一般水准以上/下on (the/an) average 按平均数计算up to (the) average 达到水准average out. 算出的平均数be of average height/intelligence 中等个子/智力Parents spend an_average_of $ 200 a year on toys for their children.父母给孩子买玩具的花费每年平均为200美元。Economic growth is expected to average 2% next year.明年经济增长预计平均可达2%。Average earnings are aro
22、und 20 000.平均收入约为2万英镑。即学即练How do you find the football match between Guangdong and Liaoning?There is nothing special. It is only _.Aaverage Bordinary Ccommon Dusual解析:average在此指“中等的,一般的”。ordinary 普通的,common 常见的,usual 通常的。答案:A.短语句型突破1as if 好像,仿佛as though/as if.好像,可引导表语从句,也可引导方式状语从句。It looks as though
23、 you are ill today.今天你看上去好像病了。He acted as if nothing had_happened.他表现得若无事。拓展:(1)as if/as though 引导表语从句时,如果是客观的事实,用真实的语气;如果是不可能发生的事,只是一种想像、猜测,则用虚拟语气。The clouds are gathering. It looks as if it is_going_to rain.乌云密布,天看起来像要下雨了。It looks as if the sky was/were_falling_down.天看起来好像要塌下来似的。(2)as if/as though
24、 引导方式状语从句,要用虚拟语气。He talks as if he was/were the owner of the world. (与现在相反,从句谓语动词用一般过去式)他说起来好像他主宰这个世界似的。He talks as if he had_been_to the moon.(与过去相反,从句谓语动词用过去完成式)他说起话来好像他去过月球似的。She talks and talks as if she would_never_stop.(与将来相反,从句谓语动词用 woulddo)(3)as if引导方式状语从句时可用省略形式,后面接名词、形容词、副词和介词短语,也可跟分词或不定式。
25、He talks as_if_a_philosopher.他谈论起来就好像是一个哲学家似的。The lady cried and laughed as_if_mad.这位女士哭了又笑,好像疯了。Tom dropped his head and didnt dare say a word, as_if_not_knowing the answer.汤姆低垂着头不敢说话,好像不知道答案。He talks as_if_drunk.从他谈话的样子来看他是醉了。Tom opened his mouth as_if_to_say something.汤姆张开嘴好像要说什么。即学即练(1)Eliza rem
26、embers everything exactly as if it _yesterday.Awas happening BhappensChas happened Dhappened解析:考查 as if 从句中的时态。由语境知选D。答案:D(2)The man we followed suddenly stopped as if _ whether he was going in the right direction.Aseeing Bhaving seenCto see Dto have seen解析:考查 as if从句中的省略。“停下来去看”用不定式 to see。答案:C(3)T
27、he gentleman will be devoted to Lily forever, _ she treats him badly.Aeven though BhoweverCnevertheless Das though解析:考查状语从句。句子表示让步关系,故选 even though/if“即使”。答案:A2get in touch with 与取得联系keep/stay in touch with 与保持联系;继续关注某事物be in touch with 与一直有联系be out of touch with 与一直没有联系;不再了解(某物)lose touch with 与失去联
28、系You can get_in_touch_with me at the office if necessary.如有必要的话,你可以与我的办公室取得联系。I have_stayed_in_touch_with him since we graduated.自从我们毕业以来我和他一直保持着联系。No one whom Mr. Smith has taught seems ever to_lose_touch_with him.史密斯先生教过的学生当中似乎没有人和他失去联系。即学即练I regret to say that I have _ with most of my childhood f
29、riends.Akept in touch Bout of touchClost touch Dgo in touch解析:由句意表示“失去联系”。答案:C3be up to 做,从事于(尤指做不好的事)up to sb. 由决定;是的责任up to sth.达到(某数量,程度等);至少有直到能胜任/适合做/干(不好的事)Whats up?怎么回事?Its_up_to_you to decide to eat out or at home.由你来决定我们是到外面吃饭还是在家里吃。The children are very quiet. I wonder what they are_up_to.
30、 孩子们很安静,不知道他们在捣什么鬼。We can take up_to_30_people on the trip, but no more.这次旅行我们至多可以带三十人,多了不行。Im afraid the play wont be_up_to_our_expectations.我担心该剧达不到我们预期的效果。Hes not really up_to_the_job.他并不能真正胜任这项工作。即学即练What do you want to do next? We have half an hour until the baseball game._. Whatever you want t
31、o do is fine with me.AIt just depends BIts up to youCAll right DGlad to hear that解析:Its up to you. 由你来决定吧。答案:B4be known as 被认为是be known for 因而出名be known to 为所知be known by 根据了解make sth. known to sb. 把某事向某人公布Its known (to all) that. 众所周知She was_known_as a fair judge.她作为一名公正的法官而闻名。The country is_known_
32、for its long history.这个国家以其悠久的历史而闻名。He is_known_to everyone as a good doctor.人人都知道他是个好医生。即学即练用 for, as, to 填空Is there any instrument known _ the world?Jinan is known _ its springs.Zhang Yimou is known _ a film director.The place is nationally known _ its fruit, especially its seedless grapes.It is k
33、nown _ all that theory comes from practice.【答案】to;for;as;for;to5I find it easier for me to learn facts.我认为记一些事实对于我来说更容易。But I still find it hard to imagine.但我仍然认为那很难想像。上面句子中 it作形式宾语,真正的宾语为不定式短语 for me to learn facts 和 to imagine。it作形式宾语还可以代替动名词或从句。He thinks_it_his_duty to help others.他认为帮助别人是他的职责。He
34、 made_it_a_rule to get up at six every morning.他把每天早晨6点起床作为一项制度。We consider_it_no_use going to the seaside.我们认为去海边没用处。We all consider_it_a_pity that you didnt come to the party.我们都认为你没有来参加聚会很遗憾。I hate_it_when people speak with their mouths full.我不喜欢人们说话时嘴里有满满的东西。You may depend_on_it_that were honest
35、.你可以相信我们是诚实的拓展:it还可以作形式主语,代替真正的主语不定式(或不定式复合结构)、动名词(或动名词复合结构)或从句。(1)Itsadj.for sb. to do sth. 对某人来说做某事是的。(2)Itsadj.of sb. to do sth. 某人是如此而做某事。(3)Its/was/.who/that.是某人/某物做(4)It is/was the序数词timethat.主语have/had done.这是某人第次做(5)It is (high) time that.主语did/should do.是该做的时候了。(6)Its said/reported/believed
36、/announced that.据说/据报道/报相信/据称(7)Its a pity/a shame/a wonder.that.可惜/遗憾/奇怪的是(8)It happens/appears/seems that. 恰巧/好像(9)It looks/seems as if. 看起来好像(10)Its up to sb. to do. 该某人做了即学即练(1)(2007年山东)He didnt make _ clear when and where the meeting would be held.AthisBthatCitDthese解析:it作形式宾语,真正宾语为 when and wh
37、ere从句。答案:C(2)(2006年山东)Id appreciate _ if you would like to teach me how to use the computer.Athat Bit Cthis Dyou解析:it作形式宾语,代替 if从句。答案:B6In 1985, the New Zealand government made the whole country a nuclearfree zone.在1985年,新西兰政府使全国成为无核区域“make宾语宾补”这一句式结构中 make 为使役动词,常构成如下结构:make sb./sth. do sth.形容词副词介词短语名词ed 分词Computers make_it_easier to learn English.电脑使英语学习更加容易。They all want to make_Jim_their_monitor.他们都想让吉姆当班长。He shouted to make_himself_heard across the room.他大声喊叫,使整个房间都听到他的声音。They made_her_wait for hours.他们让她等了几个小时。She was_made_to_wait for hours.她被迫等了几个小时。