高中英语高考必修四　Unit 1 2021届高考英语一轮复习考点突破课件

这是一份高中英语高考必修四　Unit 1 2021届高考英语一轮复习考点突破课件，共21页。PPT课件主要包含了课 前 自 测，课 堂 学 案等内容，欢迎下载使用。
159. head　vi. 位于前列；排在前头 His name heads the list. 他的名字居名单之首。160. high　adj. (数量、程度、强度等)高的；馊臭的 At the sign f a high wind, the radi put ut a warning. 刚有大风迹象时，电台就发出了警告。 The meat has a high flavur. 这些肉有臭味了。 二、高考长难句例析1. After running hundreds f tests, the researchers nted that the mnkeys wuld g fr the higher values mre than half the time, indicating that they were perfrming a calculatin, nt just memrizing the value f each cmbinatin.【解析】本句主干为the researchers nted that…， that引导宾语从句， indicating that…为动词­ing形式作状语，表结果，最后一个that引导的从句作indicating的宾语。【句意】在进行了数百次测试后，研究人员注意到，猴子有一半以上的时间会选择更高的值，这表明它们是在进行计算，而不仅仅是记住每个组合的值。2. When the team examined the results f the experiment mre clsely, they nticed that the mnkeys tended t underestimate a sum cmpared with a single symbl when the tw were clse in value—smetimes chsing, fr example, a 13 ver the sum f 8 and 6. 【解析】本句主干为they nticed that…， When the team examined the results f the experiment mre clsely是一个由when引导的时间状语从句，主句中包含一个that引导的宾语从句，该宾语从句中还包含一个由when引导的状语从句。【句意】当研究小组更仔细地检查实验结果时，他们注意到，两个数字的和与单个的数字符号相比，当两者的值相近时，猴子们往往会低估两个数字之和——例如，有时会选择13而不是8和6的和
1. behavi(u)r　 2. argument　 3. cnnect　 4. bservatin; bserver　5. cnsider; cnsideratin　6. intended; intentin　7. inspiratin; inspiring　8. supprtive; supprter　9. referred; reference　10. respected; respectable; respectful
1. mve ff　2. lead/live a... life　3. crwd in　4. lk dwn upn/n　5. refer t　6. by chance　7. cme acrss　8. carry n　9. dress as　10. be put t death　11. devte... t... 　12. wrk ut　13. wake up　14. cmmunicate with
1. was she allwed　2. did nt knw the answer until ne evening　3. that gt her int medical schl
Key: ① bserved smene pen　② bserve carefully　③ 遵守　④ 庆祝　⑤ 观察
Key: ① 把argue改为arguing　② 把abut改为fr　③ argument　④ against
Key: ① t supprt　② came t his supprt/came t supprt him　③ 把supprting改为supprted　④ 把at改为in
Key: ① It is intended　② had intended　③ fr　④ intentin
Key: ① In this/the respect　② in respect f/with respect t　③ fr　④ t be respected
Key: ① came acrss　② came up with　③ came back
Key: ① 把refer改为reference　② 在him前加t　③ 在Ben后加as
nce 引导的条件状语从句
Once I stp, it all cmes crwding in and I remember the chimps in labratries. 我一旦停下来， 所有的一切都会涌上心头， 我就会想起实验室里的黑猩猩。
nce 意为“一……就……； 一旦……就……”，引导的条件状语从句中常用一般现在时来表示将要发生的动作。
① is dne　② (it is)frmed　③ make up yur mind
① 一旦造成破坏，农田要花很多年去恢复。 Once the damage ____________， it will take many years fr the farmland t recver. (d)② 我们必须明白：习惯一旦形成，就很难甚至有时几乎不可能改掉。 We must understand that a habit is difficult and smetimes almst impssible t get rid f nce __________. (frm) ③ 一旦你下定决心，请不要半途而废。 Once yu ____________， never give up halfway, please. (mind)
it hits/hit sb.＋从句　某人突然想到……
Suddenly it hit me hw difficult it was fr a wman t get medical training at that time. 我突然想起，在那个年代一个女子去学医是多么困难啊！
it在句中作形式主语，含义相同的句式还有：it ccurs/ccurred t sb. that… (某人)突然想到……it strikes/struck sb. that… (某人)突然想到……it happens/happened that… 碰巧……
① hit me; ccurred t me; struck me　② happened
① 我突然意识到我把钥匙锁到房间里了。 It ____________ that I had my keys lcked in the rm.(hit) → It ____________ that I had my keys lcked in the rm. (ccur) → It ____________ that I had my keys lcked in the rm. (strike)② 我们打电话时她刚巧不在家。 It ____________ that she was ut when we called.(happen)
1. 当海伦·凯勒19个月大的时候，她生病了。2. 不久之后，她变得又盲又聋，过着艰难的生活。3. 然而，海伦成功完成了她的学习课程并致力于残疾儿童的社会福利事业。4. 她的故事鼓舞着人们，告诉我们一切皆有可能。5. 所以我们应该坚持我们的目标，永不放弃。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
When Helen Keller was 19 mnths ld, she had a sickness. Befre lng, she became blind and deaf and led a difficult life. Hwever, Helen finished her study curses successfully and devted herself t the scial welfare fr disabled children. Her stry inspires peple, telling us that everything is pssible. S we shuld carry n ur gals and never give up.
一、用所给词的正确形式填空。1. Yu'd better write dwn the phne number f that restaurant fr future ____________ (refer). 2. Recently, peple have begun studying the ____________ (cnnect) between the natural wrld and healing.3. After a lng time f discussin they accepted the agreement withut ____________ (argue). 4. The nurse always treated the sick and wunded with ____________ (kind). 5. I saw a man walking acrss the street with the bvius ____________ (intend) f talking t me.6. It was a great ____________ (achieve)that a mnth later a glbal agreement was reached.7. She is highly intelligent but her wrk lacks ____________ (rganize). 8. We shuld make sure that gd ____________ (behave) is rewarded.9. I think all f us need t rethink ur attitudes twards health and ____________ (sick)．10. In ____________ (cnsider) f yur extensive experience in the field, we are glad t appint yu as ur agent.
1. reference　2. cnnectin 　3. argument　4. kindness 　5. intentin　6. achievement　7. rganizatin　8. behavi(u)r　9. sickness　10. cnsideratin
二、根据句意用所给短语的正确形式填空。 　by chance, wrk ut, lk dwn n, mve ff, be devted t, wake up, cme acrss, argue fr, carry n, refer t, crwd in, cmmunicate with1. He's the best cmpetitr I've ____________ this seasn, a great player.2. I gt this bk ____________ at a secnd­hand bkshp. 3. A few minutes later, the whistle sunded and the train began t ____________．4. I mentin this pint nw and shall ____________ it again. 5. Jack wasn't successful, s they ____________ him. 6. One mrning I ____________ and felt smething was wrng. 7. I culdn't ____________ where the music was cming frm.8. She tried t sleep, but thughts ____________ and images flashed int her mind.9. Grup members have t ____________ each ther thrugh rle­play. 10. Her bravery has given him the will t ____________ with his life and his wrk.
1. cme acrss　2. by chance　3. mve ff　4. refer t　5. lked dwn n　6. wke up　7. wrk ut　8. crwded in　9. cmmunicate with　10. carry n
三、单句改错 1. Suddenly it hit me that hw difficult it was fr a wman t get medical training at that time.2. With all the wrk dne, we went hme, tired but happily.3. The university is knwn fr its language and culture curses intending fr internatinal students.4. Failure can make a psitive cntributin t yur life and nce yu learn t make use f it.5. We must wrk ut a plan which can be easily carried ut as quick as we can.6. It was nly after the war brke ut when peple realized the imprtance f peace.7. The scientist devted mst f his lifetime t bserve the behavir f the chimps.8. Everyne lks dwn upn yu, just because f yu've nt gt a jb.9. Hw I regretted arguing her abut the imprtant questin, which made us bth unhappy.10. Yur ntes are excellent materials t refer when yu are studying fr a test.
1. 删除第一个that　2. 把happily改为happy　3. 把intending改为intended　4. 删除and　5. 把quick改为quickly 6. 把when改为that　7. 把bserve改为bserving　8. 删除f　9. 在arguing后加with　10. 在refer后加t