第三单元知识点复习

1、第三单元知识点复习 slow down 慢下来 That would be fun ! 那会很有趣！ all kinds of 各种各样的 protectfrom 保护不受的侵害 stopfrom doing 阻止做 go extinct 灭绝 stand still 一动不动地站着 make friends with 和交朋友 run away 跑开；逃跑 No Photos. 禁止拍照 play a joke on 和开玩笑 Wait a minute ! 等一会儿！ be famous for 以闻名 1.She plays with me when I come home from s

2、chool. play with.意思是与.玩,玩弄.如 2.I will keep him under my desk. keep .keep “使某人/某物保持某状态或某地位” ，后面可加介词短语、形容词或动词的ing形式作宾补。 keep 还有饲养.的意思,如 He keeps bees ,goats and hens on his farm. 3.What about ?= How about? 怎么样？” lets do sth lets not do sth That would be fun! 主语+would +动词原形 why not do sth why dont you

3、do sth might情态动词，表示可能、不确定、期望、许可等，相当于may，但更带迟疑、婉转、谦逊等色彩，意为“可能，也许，可以”。无人称和数的变化，后接动词原形。 3.I will need to plant a tree in my bed room. 在肯定句中动词need通常用作行为动词,如 当人做主语是：need to do sth 需要做某事 当物做主语是：need doing .需要被. 在否定句和疑问句中,need即可用作行为动词,也可以用作情态动词,如 用于一般疑问句时，肯定回答用must，否定回答用neednt。 You neednt finish that work

4、today. =You dont need to finish that work today. Do you need to go out?=Need you go out? 2.take sb. for a walk 带某人去散步Would you like to take me for a walk? take / go for a walk 去散步They often go for a walk after supper. 3.Think of 考虑 认为 想起 记得 (词语联想) think out 想出 think over仔细考虑 think about 考虑 思考 4.name

5、d=called 1.He was talking to my mum. waswere+doing是过去进行时,表示在过去某一时刻正在进行的动作.如 He wasnt watching the hamburgers at that time. He was cooking supper when I got home. 时间状语：at this time yesterday，at that time或以when引导的谓语动词是一般过去时的时间状语等。 1.The zoo is open. open是形容词,意思是开放的,可进入的.如 This garden is open to the pu

6、blic. open还可以表示开着的,营业的, open 也可为动词，打开 反义词是close 动词：关闭；它的形容词是：closed 2.It has all kinds of animals. all kinds of 意思是各种各样的,如 All kinds of plants were displayed. different kinds of.不同种类的.;a kind of .一种.; 3.Well need our caps to protect us from the sun. protect sb.sth.from sth.意思是保护保卫某人或某物不受.的侵害. 4.Zoos

7、 can help people to stop animals from going extinct. stop sb. from doing sth.意思是阻止某人做某事,在主动语态中from可以省去,在被动语态中from不可省去.如 Please dont stop him(from) playing basketball. He was stopped from playing basketball. We all tried to stop him(from) smoking in bed. 1.I am at the zoo watching all the animals,I w

8、ant to make friends with one today. at the zoo在动物园,也可用作in the zoo. make friends with.表示与.交朋友. 2.Throw some food to the ducks by the water. Stand so still while they waddle my way. by是介词,意思是在.旁边,在.附近.如:My house is by the river. still可以作形容词,意思是静止的,不动的 still还可以作副词,意思是还,仍然,仍旧 while是连词,意思是当.的时候 如:I met a

9、 friend while I was walking down the street. 3.I want an animal friend that likes to jumpand run,too. that likes to jump and run是定语从句,修饰先行词an animal friend. 被定语从句修饰的词叫先行词,引导定语从句的词叫关系词.先行词是人时,关系词通常用that或whowhom;先行词是事物时,关系词通常用that或which; Edison was a man who never gave up. She is the girl whom I met a

10、t the party. The house which stands on the hill is mine. 1.They go through the entrance. through介词,意思是(从.内部)穿过.across指(从.表面上)横过.如:I walked across the square to the museum. We walked through the forest. 2.Maybe photos would surprise the animals. maybe意思是大概,或许.如:Maybe he doesnt know its spring. 情态动词ma

11、y和系动词be一起也可以表示 可能是.的意思.如:You may be right. I cant find my watch.It may be in your pocket. 3.Then dont take photos of me. take photos of sb.意思是 给某人照相. 4.Its nearly noon,and hes still sleeping. nearly是副词,意思是 几乎,差不多.如:Hurry up-its nrarly time for school. nearly和almost都表示 几乎,差不多.在多数情况下,两者之间没有什么差别.一般来说al

12、most所表达的程度比nearly更接近一些.另外,nearly不能用于修饰否定词,但可被not修饰;而almost可以和否定词连用. 5.Thats where we go out. where we go out.是表语从句,where是引导词.这样的词还有:wh-,that,because等. 如:Thats what he said. Thats why I am so worried. 1.Lets play a joke on someone today. play a joke on sb.意思是 开某人的玩笑,戏弄某人. 如:We all play a joke on him.

13、 have a joke with sb.意思是 与某人一起开某人的玩笑. 如:I stopped to have a joke with him. make a joke aboutof sb.sth.意思是 拿某人(事)开玩笑. 如:Dont make a joke about himhis shortcomings. 2.Lets tell Danny that the bear got out of the zoo. get out (of sth.)意思是 从.里出来. 另外,这个短语还可以表示 出外走走. get out of sth.doing sth.意思是 逃避责任或义务,不

14、做份内的事,（使某人）放弃、停止或戒除（习惯等）。如 I wish I could get out of going to that meeting. 3.We heard it on the radio. onover the radio意思是 通过无线电广播。类似的短语有 on the telephone;on TV. 4.Theres a fierce bear coming. coming为现在分词，作bear的定语，有正在到来的意思，相当于定语从句that is coming. 句型：There be sb/sth doing sth 如 There is a bag lying o

15、n the ground. There are some boys playing football over there. 5.You are joking,arent you? 该句是反意疑问句。前肯后否：前否后肯 若前面含有否定词never few little seldom no nothing nobody hardly none too.to 时后面的用肯定形式。 如 The pen is yours,isnt it? He isnt a doctor,is he? Your brother can swim,cant he? You dont study Chiese,do yo

16、u? He never watches TV,does he There be .反意疑问句部分用 be（not） There 6.We tricked out you,Danny! trick是动词，意思是欺骗， trick sb. out of +钱数。表示骗取某人多少钱。 1.One of the worlds first zoos was in Egypt,about 3500 years ago. One of + 形容词最高级+名词复数， “最之一” 作主语谓语动词用单数 in the world 在世界上 2.No other people could go. no other

17、people可以说成nobody else. 3.Egypt is famous for its pyramids. be famouswell-known for意思是 以.著名;以.闻名.如 be famous as.意思是 作为.职业身份而著名.如 He is famous as a writer. 4.People went to the zoo to learn about animals. to learn about animals是动词不定式作目的状语.如 He came to give us a talk yesterday. I went to the park to br

18、eathe the fresh air. 5.Zoos are the only places that some kinds of animals live in. that some kinds of animals live in是定语从句,修饰先行词the only places.由于先行词前有only,所以关系词只能用that. 一、重点词组 1. play with与一起玩；拿来玩 2. slow down 慢下来 3. come from = be from 来自 4. all kinds of 各种各样的 ； different kinds of 不同种类的； a kind o

19、f 一种 5. protect sb. /sth. against/ from sth. 保护、保卫某人/某事物不受的侵害。 6. go extinct 灭绝 7. stop sb. from doing sth. 阻止某人做某事（在主动语态中from可以省略，在被动语态中from不可以省略） 8. make friends with 与交朋友 9. take photos of 给某人照相 10. wake up 醒来 11. have a good day 玩的愉快 12. play a joke on 开某人的玩笑，戏弄某人；have a joke with sb. 与某人一起以某事取笑

20、；make a joke about/of sb./sth. 拿某人（某事）开玩笑 13. stand still 一动不动地站着 14. get out of 除外走动； get out of sth./doing sth.逃避（责任或义务），不做份内的事，（使某人）放弃、停止或戒除（习惯等） 15. be famous / well-known for 以著名，以闻名； be famous as 著名的 16. get married 结婚 和某人结婚：get married to sb 不能和时间段连用，若与一段时间连用用 have /has been married +for +时间段

21、 have /has been married +forsince+时间点/一个一般过去式的句子 表示结婚已经多少年了 marry sb 嫁给某人 run away= chase 追赶 4.tell sb to do sth. 告诉某人做某事 tell sb not to do sth.告诉某人不要做某事 5.in the dictionary 在词典中6. explain to 解释 8. keep sb./sth. inside/ outside “保持某人/某物在里面/外面” 1.No smoking! 禁止抽烟！No parking! 禁止停车！ mind doing sth 介意做某

22、事 3.be sure 确信的;有把握的,常用结构: be sure of; be sure+ that 从句. be sure of doing sth. 是对自己而言,而be sure to do sth.则是对别人或其他物而言,除非是祈使句. 3. dry oneself off “把自己弄干” 4. take away “拿走”take it/them away be the opposite of 是的反义词 on the farm在农场 be mad at 对某人发怒 . all修饰名词主语时，可放在主语和行为动词之前，但要放在be动词之后（但是若be动词是句子中的最后一个词时，a

23、ll要放在be动词之前）。如： All the boys study well. = The boys all study well. 孩子们都学习得很好。 They are all steel workers. 他们都是钢铁工人。 we all are. 我们都是 2. all指“三个（以上）的数目”，反义词是none；both指“两个数目”，反义词是neither 3. 不能说“all + 代词”，要说“代词+ all”或“all of + 代词”。如： 误：All they like her. 正：They all like her. /All of them like her. 他们都喜欢她。 4. “All + 冠词（指示代词或物主代词）”=“冠词（指示代词或物主代词）+ whole”。如： all the world = the whole world全世界 all my life = my