八年级下册英语第三单元知识点

时间:2023-03-29 12:45:45 晓怡 英语知识 我要投稿

八年级下册英语第三单元知识点

  上学的时候,大家都没少背知识点吧?知识点有时候特指教科书上或考试的知识。那么,都有哪些知识点呢?下面是小编整理的八年级下册英语第三单元知识点,欢迎大家分享。

八年级下册英语第三单元知识点

  八年级下册英语第三单元知识点 篇1

  Unit3 Culd u please clean ur r?

  Peter ,culd u please tae ut the trash? 彼得,你能把垃圾倒了吗?

  Culd u please d sth ?请你(做)......好吗? 用于提出请求,希望得到对方的肯定回答,说话的语气比较客气委婉。

  Culd 不是can的过去式,是委婉、礼貌的.说法。回答用can.

  【常用答语】肯定回答:Sure./ Of curse./ Certainl./N prble. 否定回答: Srr , I can’t

  2、tae ut 取出(v+ adv)

  【注】: 跟代词做宾语,代词放中间;跟名词做宾语,可放在中间,也可放在后边

  His teeth hurt badl. The dentist tae the ut .

  【短语】tae ut the trash 倒垃圾 tae a

  而且,当他们长大的时候,他们也将会做家务,因此,他们没必要现在在做。

  【解析】get lder 长大

  get/ bece/ g辨析:

  ⑴ get+ad较多地与形容词比较级连用。 The das are getting lnger and lnger.

  ⑵ bece 强调变化的结果 It's becing clder and clder.

  ⑶g+ad.''表示令人不快的事情 g bad变坏,g blind变瞎,g hungr挨饿

  26. It is the parents’ b t prvide a clean and cfrtable envirnent at he fr their children. 在家为孩子们提供一个干净、舒适的环境是父母的义务。

  【解析】prvide sth. fr sb. 为某人提供某物

  prvide v 提供

  prvide sb. 5

  八年级下册英语第三单元知识点 篇2

  词语辨析:

  (1)laugh v. ≈ n. 笑

  We all laughed ludl when she ade a e. 她说了个笑话,我们都大声笑起来。

  We all laughed at his e. 听了他的笑话我们都笑起来。

  He laughs best wh laughs last. 谁笑在最后,谁笑得最好。/不要高兴得太早。

  (与at连用)嘲笑

  Dn’t laugh at hi. 别嘲笑他。

  Peple have ften laughed at stries tld b seaen. 人们常常嘲笑海员所讲的故事。

  Everne laughed at his flish antics. 大家都笑他那种愚蠢的`滑稽动作。

  名词:笑;笑声 We had a gd laugh at his e. 我们被他的笑话逗得哈哈大笑。

  (2)thugh cn. 虽然;纵然;即使;尽管 = althugh

  Thugh it was raining,he went there. 虽然当时正下着雨,他还是到那里去了。

  Thugh he was pr he was happ. 虽然他很穷却很快乐。

  注意:在thugh引导的从句后不使用but。如:

  Thugh he was pr,but he was happ.(误)

  thugh adv.. 不过,可是,然而,常用于句末,用逗号隔开。

  i said that he wuld ce, he didn’t , thugh.

  八年级下册英语第三单元知识点 篇3

  Sorry,it’sabitofamess.对不起,这儿有点乱。

  短语中abitof意为“有点”,相当于alittle,用来修饰不可数名词;amess意为“一团糟;混乱”,abitofamess意为“有点乱”。

  Ourroomwasabitofamess.

  我们的房间有点脏乱。

  Todaysheonlyhadabitofbread.

  今天她只吃了点面包。

  (1)abit表示“稍微、一点儿”,可以修饰动词以及形容词、副词的原级或比较级。

  Afteraday’swork,I’mabittired.

  工作一天之后,我有点儿累。

  Canyouspeakabitmoreslowly?

  你能说得稍微慢一点吗?

  (2)alittlebit意为“有点儿;一点儿”,常用于口语中,与alittle和abit意思相近,用来修饰形容词。

  Hefeelsalittlebittired.

  他感觉有点累。

  Theymustbereallyvaluable.它们肯定很值钱。

  mustbe肯定是

  must是情态动词,其后跟动词原形,在句中表示肯定的推测。

  —Whosebookisthis?

  这是谁的书?

  —ItmustbeJenny’s.Hernameisonthecover.

  它肯定是詹妮的,封面上有她的名字。

  (1)情态动词can,may等在句中也可表示可能性。

  —Howwillyougototheparty?

  你要怎么去参加聚会?

  —Iamnotsure.Imaydriveacar.

  我也不确定。我可能会开车。

  (2)can’t表示否定的推测。

  Thatcan’tbeTom.HehasgonetoAmerica.

  那不可能是汤姆。他去美国了。

  invaluable值钱的;有价值的valuable是形容词,意为“值钱的;有价值的`”,在句中可作表语,也可作定语。

  Hehasavaluablecollectionofstamps.

  他收藏有价值的邮票。

  Isthewatchvaluable?

  这块表很值钱吗?

  value是名词,意为“价值;有用性”,是不可数名词,常用于“...ofvaluetosb.”结构中,表示“对某人有价值”。

  Thisbookwillbeofgreatvaluetohiminhisstudy.

  这本书将对他的研究有很大价值。

  八年级下册英语第三单元知识点 篇4

  1.welookthesame我们看起来一样,Theylookdifferent他们看起来不同

  2.thesameto……多……是一样的

  3.quitethesame完全一样

  4.allthesame还是,同样应……

  5.looklike看起来像….一样,而lookthesame看起来很像

  6.gotolotsofparties经常参加聚会=oftengototheparty

  7.alittletaller高一点

  8.takesth.fromsth.从某处拿/取出某物

  9.putsth.insth.将某物放入某物中

  10.makealistof列出清单

  八年级下册英语第三单元知识点 篇5

  一. 重点短语

  1. on time

  2. out of

  3. all by oneself

  4. lots of

  5. no longer

  6. get back

  7. sooner or later

  8. run away

  9. eat up

  10. take care of

  11. turn off

  12. turn on

  13. after a while

  14. make faces

  15. teach oneself

  16. fall off

  17. play the piano

  18. knock at

  19. to one's surprise

  20. look up

  21. enjoy oneself

  22. help yourself

  23. tell a story / stories

  24. leave....behind ……

  25. come along

  26. hold a sports meeting

  27. be neck and neck

  28. as ... as

  29. not so / as ... as

  30. do one's best

  31. take part in

  32. a moment late

  33. Bad luck!

  34. fall behind

  35. high jump

  36. long jump

  37. relay race

  38. well done!

  39. take off

  40. as usual

  41. a pair of

  42. at once

  43. hurry off

  44. come to oneself

  45. after a while

  46. knock on

  47. take care of

  48. at the moment

  49. set off

  50. here and there

  二. 重要句型

  1. We’d better not do sth.

  2. leave one. oneself

  3. find one’s way to a place

  4. stand on one’s head

  5. make sb. Happy

  6. catch up with sb.

  7. pass on sth. to somebody

  8. spend time doing sth.

  9. go on doing sth.

  10. get on well with sb.

  11. be angry with sb.

  12. be fed up with sth.

  13. not…until…

  14. make room for sb.

  三. 交际用语

  1. We’re all by ourselves.

  2. I fell a little afraid.

  3. Don’t be afraid.

  4. Help!

  5. Can’t you hear anything?

  6. I can’t hear anything / anybody there.

  7. Maybe it’s a tiger.

  8. Let’s get it back before they eat the food.

  9. Did she learn all by herself?

  10. Could she swim when she was …years old?

  11. She didn’t hurt herself.

  12. He couldn’t buy himself many nice things.

  13. Did he enjoy himself?

  14. Help yourselves.

  15. Bad luck!

  16. Come on!

  17. Well done! Congratulations (to…)!

  18. It must be very interesting.

  19. I don’t think you’ll like it.

  20. It seems to be an interesting book.

  21. I’m sure (that)… I’m not sure if… I’m not sure what to…

  22. I hope so.

  23. What was he/she drawing when…?

  24. I’m sorry to trouble you.

  25. Would you please…?

  26. What were you doing at ten o’clock yesterday morning?

  27. You look tired today.

  28. You’d better go to bed early tonight, if you can.

  29. How kind!

  30. Let’s move the bag, or it may cause an accident.

  31. It’s really nice of you.

  32. Don’t mention it.

  33. Don’t crowd around him.

  四. 重要语法

  1. 不定代词/副词的.运用;

  2. 反身代词的用法;

  3. 并列句;

  4. 形容词和副词的比较等级;

  5. 冠词的用法;

  6. 动词的过去进行时;

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