2022届高考人教版英语一轮课件：专题二+第三讲-词性转换.ppt

1、第三讲词性转换第三讲词性转换.单句语法填空1(2020高考全国卷)Landing on the moons far side is _(extreme)challenging.解析：考查词性转换。修饰形容词challenging应用extreme的副词形式extremely。答案：extremely2(2020高考全国卷)Branches of Plum Blossoms(梅花):The _(beauty)long branches covered with pinkcolored buds(蓓蕾)make fantastic decorations.解析：考查词性转换。由于空后的中心词是名词

2、branches，所以只能用形容词。答案：beautiful3(2020高考全国卷)Filled with (curious),the artist packed his bags and left.解析：考查词性转换。作介词with的宾语，用名词形式。答案：curiosity.单句改错1(2019高考全国卷)To everyones surprising，the ball went into the net._2(2019高考全国卷)First，I wanted to be a fireman，whose uniform looked so coolly._surprisingsurpris

3、e coollycool 形容词变副词的后缀 形容词变名词的后缀 动词、名词变形容词的后缀 动词变名词的后缀 变动词的前缀与后缀 表示否定意义或相反意义的前缀与后缀 词性转换解题“三步一提醒”第一步：确定空处所填词的词性一般来说，名词在句中作主语、宾语或表语。动词在句中一般作谓语或非谓语。形容词在句中作定语，修饰名词；作表语，位于系动词后；作宾语补足语，位于宾语之后。副词一般在句中修饰动词或形容词、副词，作状语。第二步：对所填词进行转换正确使用前缀和后缀。一般来说，前缀只改变词的意义，不改变其词性；后缀改变词性，而不引起词义的变化。第三步：确定所填的词能让整个句子意义连贯通顺特别提醒如果提示词

4、为形容词或副词，有时考查的是其反义形式或形容词或副词的比较等级；如果提示词为名词，有时考查名词的单复数。语法填空典例1So far modern (platform)have taken the place of traditional focuses with a wider range of creative enterprises from smart infrastructure construction to design and robots.分析：分析句式可知，所填词在句中由形容词modern修饰作主语，因此确定填名词形式；由have可知主语是复数，因此答案为platforms。

5、语法填空典例2If you take a nap during the day，especially if you take it too late in the afternoon，you will actually release some of that sleepiness and it will make it much (hard)to fall asleep and stay asleep soundly throughout the night.分析：根据句意可知此处表示“入睡较困难”，因此填harder。语法填空典例3The WHO announced，in 2014，a p

6、lan to fight obesity and invited governments to encourage its citizens to adopt a (sense)diet and to take some exercise.分析：分析句子可知，所填词在句中作diet的定语，因此用其形容词形式sensible。语法填空典例4During the teenage years，many young people can at times be difficult to talk to.They often seem to dislike being questioned.They m

7、ay be _(willing)to talk about their work in school.分析：分析句式可知空格处填形容词；根据句意可知此处表示“不乐意”，因此填unwilling。单句改错典例She devotes herself to teach and prepares well for every class._ 分析：devote.to中的to是介词，因此teach改为teaching。.单句语法填空1By the time of his (die)，he was the bestselling Chinese author，and over 100 million co

8、pies of his works have been sold in the world.答案：death2Almost all the fables he wrote are (humor)and entertaining，appealing to people of all ages.答案：humorous 3His works have been (wide)translated into many languages including English，French，Korean and Japanese.答案：widely4Flowering in May，peonies larg

9、e petals and strong colors are linked to prosperity and (rich)in traditional Chinese culture.答案：richness5If it is your first trip to China，we _(sincere)suggest you should spend at least ten days visiting Beijing，Xian，Dunhuang，Urumqi and Kashi.答案：sincerely6Some microbes can make you sick.People usual

10、ly call these ones germs._(lucky)for you，there are more helpful microbes，working together to keep you healthy，than bad ones.答案：Luckily7 (surprising)，10%of these chefs said that their favorite meal of their entire lives was at a fast food restaurant!答案：Surprisingly8Reading more can (rich)your knowled

11、ge.答案：enrich9Her dream is to become a (music)答案：musician10Dont judge a person by his (appear)，which can be misleading.答案：appearance.单句改错1A difficult person will be easier to cooperate with if understand is achieved._2The actually reasons for this phenomenon are the subject of a very heated discussio

12、n._3Its surprised what people will do for money._4Are you being completely honesty about your feelings？_5Hopeful，well arrive before dark._understandunderstanding actuallyactual surprisedsurprising honestyhonest HopefulHopefully.语法填空On May 9,James Givens was sitting in the car when he 1.(hear)what so

13、unded like a knock.He turned around only 2.(find)a goose pecking(啄)at the car door.This was highly unusual given that the birds normally preferred to observe humans from a 3.(distant)But on this day,the goose appeared to be determined to get his attention and didnt stop pecking 4.Givens opened the c

14、ar door and stepped out.Though the bird then began to walk away,it kept 5.(turn)around to make sure he was following.When they finally stopped,Givens realized 6.the mother goose did sohe needed help to free her baby goose that had got 7.(trap)in some balloon string.Worried that the mother goose woul

15、d attack him if he got close 8.the baby,Givens called the local SPCA chapter.Unfortunately,they were 9.(able)to help right away.Concerned that the baby goose would not survive the delay,Givens decided to take on the task himself.The mother goose watched 10.(patient)as Givens saved the little bird.As

16、 soon as the little goose was free,it ran to its mom.Givens said this was the most unforgettable incident in his life!语篇解读本文是一篇记叙文。文章讲述了一只母鹅求助人类去解救小鹅的感人故事。1解析：考查时态。文章讲述的是过去发生的事情，应该用一般过去时。答案：heard2解析：考查非谓语动词。only to do表示意外的结果，意为“却发现”。答案：to find3解析：考查词性转换。冠词a后面应该用名词，from a distance表示“从远处”。答案：distance4

17、解析：考查连词。根据语境可知母鹅一直啄车门直到吉文斯下车，表示动作一直持续到某个时刻，所以填until或till。答案：until/till5解析：考查非谓语动词。keep doing意为“持续做”。答案：turning6解析：考查名词性从句。此处指吉文斯明白了母鹅找他的原因，所以填why。答案：why7解析：考查非谓语动词。get trapped表示“被困”。trap和the baby goose是动宾关系。答案：trapped8解析：考查介词。get close to表示“靠近”，为固定搭配。答案：to9解析：考查派生词。根据本句中的unfortunately以及下句中的delay可知，此

18、处表示“不能”，所以填unable。答案：unable10解析：考查词性转换。根据句子结构可知，此处需要用形容词patient的副词形式patiently修饰动词watched。答案：patiently.短文改错I am a Grade Three student in China.I hope to go to your university to learn English after finish my high school.English played an important part in our daily life but I like it so much that I w

19、ant to be a teacher of English.I have some difficult in learning English.But I will study hardly to improve it if I have an opportunity go to your university.Besides,I like your city because it has an environment which differs with my city.And I will make many friend and communicate frequently with him.I will appreciate it if you take my application into the consideration.