九年级英语下册-Unit-4-Life-on-Mars-Period-4PPT-牛津版.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Unit 4,Grammar,第1页,Words and,Expressions,aware,circle,agreement,distance,possibility,adj.,知道，意识到,vt.,围绕；将圈起来,n.,一致，同意,n.,距离；远处,n.,可能性,第2页,1.To learn to use adverbial clauses or simple sentences,2.To learn to use object clauses or simple sentences,3.To learn to use defining relative clauses or simple sentences,第3页,Using adverbial clauses or simple sentences,第4页,Look at the following sentences.,Neil Armstrong received his student pilots licence,when he,was 16.,Neil Armstrong received his student pilots licence,at the age,of 16.,Have a look,第5页,2.People might float in space,because,the gravity is low.,People might float in space,because of,the low gravity.,3.Humans cannot survive,if there is no food,water or oxygen,.,Humans cannot survive,without food,water or oxygen,.,第6页,Neil Armstrong received his student pilots licence when he was 16.,Neil Armstrong received his student pilots licence _.,2.People might float in space because the gravity is low.,People might float in space _ the low gravity.,3.Humans cannot survive if there is no food,water or oxygen.,Humans cannot survive _ food,water or oxygen.,at the age of 16,because of,without,go,Ready?,第7页,Rewrite the sentences using the words in brackets.,2,.Yuri Gagarin became the first man to go into outer space,at the age of 27,.(when),Nei Armstrong took his first flight,at the age of six,.,P56,1,.Neil Armstrong took his first flight,when he was only six,.(at the age of),Yuri Gagarin became the first man to go into outer space,when he was 27,.,第8页,4,.,If there is no,fresh food,meals will not be as tasty as they are today.(without),3,.People might move to another planet in the future,because,the population on the Earth is increasing rapidly.(because of),People might move to another planet in the future,because of,the rapidly increasing population on the Earth.,Without,fresh food,meals will not be as tasty as they are today.,第9页,5,.It would be funny to play football on Mars,because of,the low gravity.(because),It would be funny to play football on Mars,because,the gravity is low.,6,.,Without,special boots,you cannot walk on Mars.(ifnot),If there is no,special boots,you cannot walk on Mars.,第10页,状语从句和简单句之间转换,1.because 引导原因状语从句用短语because of可转换成简单句。,He was late for school,because,it rained heavily,.,He was late for school,because of,the heavy rain,.,我们能够用介词短语把状语从句转换为简单句。,第11页,2.,if not/no,引导条件状语从句可借助,without,短语转化为简单句。,Humans cannot survive,if,there is,no,food,water or oxygen.,Humans cannot survive,without,food,water or oxygen.,第12页,3.时间状语从句可借助介词短语转化为简单句。,I could swim,when,I was eight years old.,I could swim,at the age,of eight.,He went home,after,he finished his work.,He went home,after finishing,his work.,第13页,4.so that引导目标状语从句可用“in order to”或“so as to”转换为简单句。,He decided to buy a camera online,so that,she could receive it soon.,She decided to buy a camera online,in order to/so as to,receive it soon.,第14页,5.sothat引导结果状语从句可用“enough to do”结构变成简单句。,This hall is so large,that,it can hold people.,This hall is large,enough to hold,people.,第15页,Using object clauses or simple sentences,第16页,Look at the following sentences.,The smell of the pills reminds them,that food on the Earth is tasty,.,the smell of the pills reminds them,of the tasty food on the Earth,.,Have a look,2.Are they sure,that space travel will be very fast,?,Are they sure,about the fast speed of space travel,?,第17页,The smell of the pills reminds them that food on the Earth is tasty.,the smell of the pills reminds them _.,2.Are they sure that space travel will be very fast?,Are they sure _,_?,of the tasty food on the Earth,about the fast speed,of space travel,go,Ready?,第18页,Rewrite the sentences into simple sentences.,1.Are you certain that Tom is satisfied with the plan?,2.I dont know which one I can buy.,I dont know which one to buy.,Are you certain about Toms satisfaction with the plan?,3.I heard she was singing in English.,I heard her singing in English.,第19页,Rewrite the sentences into simple sentences.,4.The photos remind me that I travelled to the UK five years ago.,5.Do you understand what I said?,Do you understand my words?,The photos remind me of my trip to the UK five years ago.,第20页,宾语从句和简单句之间转换,我们能够用介词把状语从句转换为简单句。,1.The photos remind me that I travelled to the UK five years ago.,The photos,remind,me,of,my trip to the UK five years ago.,2.Are you certain that Tom is satisfied with the plan?,Are you certain about Toms satisfaction with the plan?,惯用一些动词和介词搭配有：,Remind somebody of.,使某人想起.,Be sure/certain about,对确信,第21页,P57,第22页,1.Are you aware _ _(distance)?,2.Do scientists agree _ _(possibility)?,3.Have they thought _ _(problem)?,4.Are you aware _(transport)?,5.I wonder _ _(number)?,6.I think people should know _ _(differences).,of the distance between Mars,and the sun,on the possibility of humans,living on Mars in the future,about the problem of low,gravity on Mars,the number of people liking to,of Martian transport,move to Mars,the differences,between living on Mars and living on the earth,第23页,Using defining relative clauses or simple sentences,第24页,Look at the following sentences.,People might live in houses,which have huge comfortable rooms,.,People might live in houses,with,huge comfortable rooms.,Have a look,2.On Mars you might see people,who wear special boots,.,On Mars you might see people,in,special boots.,第25页,Look at the following sentences.,People might live in houses which have huge comfortable rooms.,People might live in houses _.,Have a look,2.On Mars you might see people who wear special boots.,On Mars you might see people _.,with huge comfortable rooms,in special boots,go,Ready?,第26页,Rewrite the sentences into simple sentences.,1.Do you know the girl,who is holding two books in her hand,?,2.The man,who wears a blue shirt,is our English teacher.,The man,in a blue shirt,is our English teacher.,Do you know the girl,with two books in her hand,?,3.We saw the glasses,that were on the table fall off onto the floor,.,We,saw,the glasses on the table,fall,off onto the floor.,第27页,定语从句和简单句之间转换,我们能够用介词把,定语从句,转换为,简单句,。,1.The girl,who is in a hat,is Lucy King.,The girl,in a hat,is Lucy King.,2.I prefer to stay in a hotel room,which has a sea view,.,I prefer to stay in a hotel room,with a sea view,.,第28页,P58,C1,第29页,Possible answer:,1.Mars is a planet,with,an environment similar to that of the Earth.,2.Astronauts,in,space suits and helmets might stay on Mars for hours.,3.It is difficult to breathe on a planet with much thinner air than that on the Earth.,4.On Mars there might be people,with,air tanks on their backs.,第30页,P58,C2,第31页,Possible answer:,1.because of the serious pollution on the Earth.,2.of the interesting life on Mars.,3.because the gravity is low.,4.without football.,5.with the same football fields as those on the Earth.,第32页,第33页,Rewrite the sentences into simple sentences.,1.She started to learn drawing,when she was seven,.,She started to learn drawing,at the age of seven,.,2.I am sure,that,the concert tickets will be expensive.,I am sure,about,the high price for the concert tickets.,3.I prefer to stay in a hotel room,which has a sea view.,I prefer to stay in a hotel room,with a sea view,.,第34页,1.Review the grammar weve learned today.,2.Preview,Integrated skills,on page 59-60.,Homework,第35页,