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1、如有侵权，请联系网站删除，仅供学习与交流七年级英语下册第三单元知识总结【精品文档】第 5 页七年级下册第三单元知识总结1. 乘坐交通工具的方式： take +a/an/the+交通工具（放句中）特殊的是自行车不能用take by+交通工具（放句尾） in/on+a/an/the+交通工具（放句尾）例如：我每天乘坐公共汽车去上班。用以上三种表达方式是：I go to work by bus.I take a/the bus to work.I go to work on a bus.She goes to school by car.She takes a/the car to school.S
2、he goes to school in a car.2. 特殊的是ride a bike 而不能说take a bikedrive a car 也可以是take a carHe rides a bike to school.He goes to school by bike.He rides to school.可以省略bikeHe drives to school.可以省略carride除了动词骑之外，还有名词一段路程的意思go for a ride去兜风give me a ride 让我搭个便车get sb. a ride打顺车half an hours ride半小时的路程The bu
3、s ride takes me about 20 minutes. 公共汽车之旅花费我20分钟。3. 步行到学校Walk to school=go to school on foot on foot放到句末4. 对交通方式提问用how如：I go to school by bike.对by bike提问用 How do you go to school?5. 三个到达：get to/arrive in/at /reach只有reach后面不加介词arrive in+大地点arrive at+小地点6. train 火车 训练7. take a walk=have a walk 散步go out
4、 for a walk出去散步8. What about =how about doing sth？做某事怎么样呢？因为about是介词，后面用动词ing9. hundred百 thousand 千 million 百万当前面加数字时它们都不加s当前面没有数字，后面加of时他们加s如：hundreds of 成百上千的thousands of成千上万的10. 本单元有一个最重要的句型：It takes sb.+时间+to do sth.sb.用宾格 take译为花费例如:It takes me ten minutes to go to school on foot.翻译的时候从后往前面翻译:步
5、行去学校花费我十分钟对以上句子中的ten minutes提问是本单元的第二个重点句型：How long does it take you to go to school on foot?译为：步行到学校需要花费你多久？对这个句型的回答一般用How long，但是因为在原句型中时间前面没有for,所以回答时不用for比较以下两个句子：How long does it take you to go to school on foot?Ten minutes.How far is it from your home to school?Ten minutes walk.译为：10分钟的路程。如果是骑
6、车就用：Ten minutes ride.如果是开车就用：Ten minutes drive，因为drive也有名词的形式take 有三种意思：译为:带走，乘坐，花费take sb. to +地点 带某人到某地take sb. to do sth带某人去做某事11. 比较以下花费a. take 主语是it 后跟to do ，一般指花费时间句型结构是：It takes sb.+时间+to do sth.b. spend 主语是人后跟doing，既可以花费时间，也可以花费金钱句型结构是：Sb.+spend+时间或者金钱+（in）doing sth.Sb.+spend+时间或者金钱+on sth.c
7、. pay 主语是人，与介词for连用，一般指花费金钱句型结构是：Sb.+pay+钱+for+sth.d. cost主语是物，也可以是物，一般指花费金钱句型结构是：It 或者sth cost sb.+钱例如:It takes me half an hour to watch TV every evening.=I spend half an hour (in) watching TV.以上句型不能换为pay和costI paid(这里用pay过去式) 100 dollars for the book.pay还有名词报酬，工资的意思=The book cost me 100 dollars. a
8、t all costs不惜任何代价，无论如何12. 对一段距离提问用how far如：对以下短语提问就用how far ，译为 多远five kilometersfive minutes walkten minutes ride13. fromto 从到14. exercise 名词 锻炼 不可数exercise 只有做操类，练习题才可数do morning exercises动词，锻炼 do exercise=take exercise=do more exercise15. live five kilometers from +地方住的离某地有五公里16. need+时间+to do st
9、h.v需要时间做某事need sb. to do sth. 需要某人来做某事need to do sth. 需要做某事17. stop to do sth.停下来去做另一件事（让做这件事）stop doing sth.停止做这件事（不让做这件事） stop 停止 车站 bus station=bus stop18. 当一个特殊疑问句跟在了另一个句子后面时，这个特殊疑问句要用陈述语序。 陈述语序就是特殊疑问句词后直接跟人称。不需要变一般疑问句19. what think of 认为怎么样？=How .like.?问的是对某件事情的看法20. cross=go across cross 是动词，a
10、cross是介词过街 cross the street=go across the street cross单三为crossescross the river to school过河上学 21. Its+形容词+to do sth.做某事是怎样的22. between and在两者之间23. no=not a/ not an/not anyno后+名词（可名复或不可名/ 可多单)I have no sister.=I dont have a sister.I have no friends.=I dont have any friends.I have no money.=I dont hav
11、e any money.而not后不能直接跟名词，not必须加在be,can,助动词后面24. run跑 流淌运营The river runs very quickly.河水流得非常快。25. quick 形容词，(放到名词前)quickly 副词（放到动词后）26. on a ropeway 乘绳索go on a ropeway乘索道去27. an 8-year-old boy因为eight发音为元音an 11-year-old boy28. afraid 害怕的be afraid to do sth. be afraid of sth.He is afraid to meet his he
12、adteacher.He is afraid of the dark.他怕黑。29. Hes like a father to me 他对我就像一个父亲以上句子中like是介词像，只有当做介词才和be动词连用30. many students = many of the studentssome students=some of the studentsmost students=most of the students大多数学生31. come ture 实现 主语是梦想My dream will come true.不能说 I will come true my dream.应该为：I w
13、ill achieve my dream.32. pen pal 笔友33. Thanks for doing sth.为了做某事感谢某人34. trip 旅途，旅游 take a trip /have a trip/ go on a trip/school trip35. by plane= by air =fly to+ 地点=take a/the planeI fly a plane to Beijing.I take a plane to Beijing.I go to Beijing by plane.I go to Beijing by air.I go to Beijing by airplane.36. true adj.真的，真实的 副词trulyIm not sure.我不确定。 37. leave 离开，留下 leave +地点 离开某地38. village 村庄，villager 村民，countryside 乡村