Unit 1 Dream homes 课时3 Grammar-七下英语同步讲义（牛津译林版）【学生版】 (2).docx

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1、Unit 1 Dream homes Grammar知识精讲知识点1 基数词 教材P11【用法详解】数词分为基数词和序数词：表示数量多少的数词叫做基数词，如一one,二 two,三 three等；表示顺序的数词叫做序数词，如第一first，第二second，第三third等. 1.基数词的拼写(1)onetwelve, 无规律可言，应逐一记忆。(2)thirteennineteen, 表示十几，在个位数后加后缀-teen。特殊注意：thirteen 13, fifteen 15, eighteen 18(3)twenty到ninety, 表示几十，以-ty结尾。特殊注意：twenty 20，t

2、hirty 30， forty 40，fifty 50，eighty 80(4) 几十几的表达方法：用整十数加个位数表示，中间用连字符-把整十数和个位连接起来。如：twenty-five 25，sixty-eight 68 (5)一百的表示方法为one hundred或a hundred。要表示几百，用具体数字加上hundred，如five hundred(500)，注意此时的hundred是单数形式。表示几百几时，要在百位数和十位数(或个位数)之间加and。如：one hundred and two 102。2.基数词的用法（1）基数词只能修饰可数名词，要注意数词和名词在数上要保持一致。on

3、e banana 一根香蕉 five boys 五个男孩 ten maps 十张地图（2） hundred, thousand(千)million（百万）billion（十亿）等的复数形式可表示不确定的数目。在这种情况下它们须用复数形式，且后面要加of,如：hundreds of 成百上千； millions of 数以百万。当这些词前有准确的基数词时，则用单数，不用of，如：six hundred 600 seven million 7000000hundreds of teachers 数百位老师 five hundred trees 五百课树thousands of students数千

4、位学生 three thousand trees 三千棵树【典例讲解】1.There are over _ students in their school.A.hundredsB.nine hundredsC.nine hundredD.hundreds of2.“We will learn _ English words this year, ” the teacher said to the students.A.one thousand, three hundred and twenty-oneB.one thousand, and three hundred twenty-oneC.

5、one thousand, three hundred twenty-oneD.one thousand, three hundreds and twenty-one3. More than seven _ tourists travelled to foreign countries during the National Day Holiday and _ more will go abroad next year.A.million; millionB.millions; millionsC.million; millionsD.millions; million知识点2 序数词 教材P

6、12【用法详解】序数词用来表示事物的顺序，其前常加定冠词the。1. 序数词的构成：(1)英语中119的序数词，除了first，second，third外，其余均由基数词加-th构成。特殊注意：fifth, eighth, ninth, twelfth不满足规律。(2) 以-ty结尾的基数词，变为序数词时，将y变为i，再加-eth。如：twentytwentieth第二十。(3)几十几以上的基数词，变为序数词时，只把个位数变为序数词。如：thirty-fivethirty-fifth第三十五。(4)序数词缩写形式是由阿拉伯数字后面加上序数词的最后两个字母构成。如：23rdtwenty-thir

7、d 第二十三。2. 序数词的用法：(1)序数词可以用来表示顺序、编号等，但要放在名词前面。the second picture第二幅图。(2)序数词可以表示几月几日中的几日。June 5th 6月5日 (3)序数词前面通常要加三类词：定冠词the，形容词性物主代词或名词所有格修饰，选其一中。That is the fourth book. 那是第四本书。This is Mikes twelfth birthday. 这是迈克的第十二个生日。【典例讲解】1. Tom _ on the _ floor. Its too high, so he has to take a lift every da

8、y.A.live; fortieth B.lives; forty C.live; forty D.lives; fortieth2. There are _ books on the desk and the _ book is about the history of the Eiffel Tower.A.five; five B.fifth; fifthC.five; fifthD.fifth; five知识点3 1815 feet tall 教材P11【用法详解】数词+名词复数+形容词这种结构，词与词之间没有连接符“-”，名词用复数形式，在句子中用做表语。Hessixfeet tall

9、andweighs200pounds.javascript:; 他身高六英尺，体重200磅。The road is5meterswide. 马路5米宽。数词+名词单数+形容词这种结构，词与词之间有连接符“-”，名词用单数形式，在句子中做定语。This isameter-wideroad. 这是一条1米宽的路。He is a five-year-old boy. 他是一个5岁的男孩。【典例讲解】 How long is the bridge? Its _.A.300-metres-long B.300-metres long C.300 metres long D.300 metre long知

10、识点4 91,000 square metres in size. 教材P11【用法详解】square adj. 平方的；正方形的 Theroomis12square metresinarea.javascript:; 这个房间面积是12平方米。square n. 正方形；广场 Thesquarewas emptybut fora coupleoftaxis.javascript:; 除了几辆出租汽车外，广场上空空如也。 in size 在大小上 Theregionsdifferinsize,butnot inkind.javascript:; 这些地区大小各异，但类型相同。My pencil

11、 box is different from yours in size. 我的铅笔盒大小和你的不一样。【典例讲解】_ does your son wear, madam? Size L.A.How longB.How bigC.What sizeD.What big【拓展】in的固定搭配in area 按面积计算，在面积方面 in weight 在重量上 in age 在年龄上 in colour 在颜色上 in length在长度上知识点5 have an area of 教材P11【用法详解】area n. （地方、城市、国家、世界的）地区，地域 have an area of 占地面积

12、为.There is heavy traffic in the downtown area tonight.今夜闹市区交通繁忙。javascript:;She knows thelocal areavery well.她非常了解这地区的情况。The company has an area of 2.3 million square meters.该公司占地 2 300 000 平方米.【典例讲解】China has an _ of over 9, 600, 000 square kilometres. （面积）知识点6 over 教材P11【用法详解】over 介词 1) 在上方、在上（有覆盖

13、、遮蔽之意） The sun shines over the earth. 2) 超过、在上 He has lived in Beijing over two years. 3) 通过、越过、溢出 I heard the news over the radio. 4) 遍及 The fog is all over the town. 5) 对于、关于（有支配、监督、保护、控制等含义） There will be much discussion over this problem. over 副词1) 完了、结束 The test is over. 2) 越过、出 The dog jumped

14、over the chair and ran out.【典例讲解】There are _ (超过) five hundred students in our school.知识点7 There are about 8,000,000 people living in London. 教材P11【用法详解】表示某地有.，用there be 句型，谓语动词就近原则。There are many people on the street these days. 这几天街上有好多人表示有事情要做，用 there be sth. to do.There are so much homework to d

15、o that I can not go to bed early.有如此的多作业要做以至于我不能早睡表示有某人正在做某事，用 there be sb. doing sth.There is a girl waiting for you. 有个女孩一直在等你。【典例讲解】There is a baby _ in the room.A.sleep B.sleeping C.to sleeping D.to sleep能力拓展一、单项选择1.About _ of the research on animals behaviour _ been done so far.A.two-nineteenth

16、s; have B.two-nineths; hasC.two-ninths; has D.two-nineties; have2.Womens day is _ March.A.on the eight ofB.on the eighth ofC.in the eighth ofD.on the eighth3.Is your uncle in his _? Yes. His _ birthday is coming.A.forty; forty-firstB.forties; forty-firstC.forties; forty-oneD.forty; forty-first4.Dad

17、is going to Tianjin next week. It will be his _ time to go there.A.the threeB.thirdC.the thirdD.three5.When is the National Day (国庆节) of the PRC? Its_.A.on 1st October B.in 1st OctoberC.on the 1st of November D.in the 1st of September6.一How old is your grandpa，Sue？一_.We are going to celebrate his _b

18、irthday next monthA.Seventyninth； eightiesB.Seventyninth； eighthC.Seventynine； eightiethD.Seventynine； eighties7.There _ an English party in our school next week, isnt there?A.is going toB.will beC.is going to beD.is going to have8.How do you read the number 6, 425, 200 correctly?A.Six million four

19、hundred and twenty-five thousand two hundred.B.Six millions four hundreds and twenty-five thousands two hundreds.C.Six million and four hundred and twenty-five thousand and two hundred.D.Six millions four hundred and twenty-five hundred and two hundred.9.Football is so exciting（令人兴奋的）that _ people i

20、n the world play it.A.million of B.millions of C.two millions of D.two millions10. How tall is the tree? Its about _.A.5 meterB.5 meters tallC.10 foot tallD.10-feet tall分层提分题组A 基础过关练一、用所给单词的正确形式填空1.Would you like to help the people in some poor _ (area)?2.We celebrated the _ birthday of the Communis

21、t Party of China on July 1, 2021. (hundred)3.Betty hopes to give her father an unusual gift on his _ (forty) birthday.4.Our new term usually begins in September. Its the _ (nine) month of a year.5.The _ (twelve) floor of the building is a big dining hall.6.The Eiffel Tower is about 1,063 _ (foot) ta

22、ll.7.He looks as though he hasnt had a _ meal for weeks. (square)8.We have different _ (size): small, medium and large bowls.题组B 能力提升练一、完型填空My dream home is very big and clean. It is near the 1 . I can watch the sea and 2 volleyball on the beach.My grandparents live 3 us in the big house. 4 room is

23、5 the first floor. I always chat with them and 6 some housework on the weekend. On the 7 floor, there is a kitchen and a dining room. All the family 8 will have dinner there.My bedroom, study and bathroom are on the third floor. There is a big balcony in my bedroom. I can play games, read books and

24、chat 9 my friends there. The furniture（家具）in my house is all made of wood. It is good 10 my health. I like 11 to music while reading books in my bedroom. I always ask my friends 12 here. My parents room is on the fourth floor. Its 13 very big and clean.There is a big and nice garden behind the big h

25、ouse. There are many flowers and 14 tall trees in it. In summer, I can sit under the trees with my family. Behind the garden, there is a swimming pool. I can 15 freely in it. I think it is very comfortable to live in my dream home.1.A.riverB.seaC.groundD.school2.A.playB.to playC.play theD.play with3

26、.A.atB.forC.withD.of4.A.TheirB.HerC.OurD.Your5.A.inB.onC.withD.of6.A.doesB.doingC.doD.is doing7.A.fourthB.thirdC.firstD.second8.A.petsB.membersC.thingsD.animals9.A.ofB.aboutC. withD. on10.A.atB.toC.withD.for11.A.listeningB.leadingC.watchingD.doing12.A.to look forB.to cleanC.to comeD.to leave13.A.als

27、oB.tooC.eitherD.but14.A.fewB.a fewC.littleD.a little15.A.swimB.danceC.readD.run题组C 培优拔尖练一、阅读单选ADear Kitty,News! We have a new flat! The rooms are small, but they are comfortable. There are more rooms here than in our old flat. This is good because now I have my own room. In the old flat, I shared wi

28、th my sister.My bedroom is my favourite room in our flat. I can be alone in it. I can read or draw. I can listen to my radio or play CDs. I can play games on my computer and send e-mails to my friends.My second favourite room is the kitchen. I love helping my mother cook our meals. She is a very goo

29、d cook. She is teaching me how to make many different kinds of dishes. She lived in Morocco when she was a girl, and she can cook Moroccan food. Its very delicious.Thats all for now. Write soon and tell me about your home. Please get on the Internet so that we can send e-mails to each other.All good

30、 wishes Anna1.What is the main idea of this article.?A.Anna told Kitty something about her familys new flat.B.Kitty lives with her family in America.C.Anna likes her bedroom.D.Annas mother is teaching her to cook Moroccan food.2.What is the difference between the old flat and the new one?A.The rooms

31、 in the new flat are bigger.B.The rooms in the old flat were smaller.C.There are more rooms in the new flat.D.There were more rooms in the old flat.3.Why is Anna very pleased with the new flat?A.Because she has to share a room.B.Because she has a big room.C.Because she has a small room.D.Because she

32、 has her own room.4.Which room is Annas favourite?A.The living room.B.The kitchen.C.The bedroom.D.The bathroom.5.What does Anna do in the kitchen?A.She helps her mother cook their meals.B.She plays computer games.C.She teaches her mother how to cook.D.She reads about Moroccan food.BMany animals hide

33、 to stay alive. They hide in many ways. Some animals hide in leaves; some animals hide in snow. Usually their colors or shapes help protect them. Its hard to see an Arctic bear in snow. Its white fur helps protect it. Chameleons(变色龙) can hide by changing colors. Their skin turns the same color as wh

34、at is around them. Some chameleons can change colors in five minutes.Many animals try to look bigger than they are to stay alive. Some animals can make other animals think they are very big. If they look very big, animals that are looking for food will run away. Bears can walk on two legs. They look

35、 very, very scary. Some animals will run away from them.Many animals try to stay around other animals. This helps them stay alive. Zebras stay close together so that they can help each other look out of danger. Seeing many stripes at once can also confuse animals that want to eat them. Some birds st

36、ay in a circle, each toward a different direction. In this way they can also help each other stay alive by looking around for animals that many want to eat one of them.6.Animals have ways to stay alive. How many of them are mentioned in the passage ?A.OneB.TwoC.ThreeD.Five7.Why do animals hide ?A.Be

37、cause they like to play hide-and-seek.B.Because they are shy.C.Because they want to catch other.D.Because they want to protect themselves.8.How do Chameleons hide ?A.They change colors.B.They change shapes.C.They hide in snow.D.They hide in leaves.9.How do zebras hide ?A.Become good friends.B.Talk to each other.C.Help each other look out for danger.D.Eat and play together.10.Why do animals try to look bigger than they are ?A.They want other animals to run away from them.B.They want other animals to follow them.C.They want other animals to see them.D.They want other animals to like them.