Unit2单元必背知识点 人教版英语八年级下册.docx

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1、八年级下2单元知识点1. help（v/n）帮助help sb. “帮助某人” Eg: Please help me.“请帮帮我。”help sb. (to) do sth. “帮助某人作某事”Eg：Ill help my mum to take care of my little brother.“我将会帮助我的妈妈照顾弟弟。”help sb. with sth. “在某方面帮助某人”Eg：My good friend Judy can help me with my maths.“我的好朋友朱迪可以在数学方面帮助我。”help oneself “随便吃”Eg：Help yourself t

2、o some oranges. “请随便吃些橘子。”cant help doing sth. “情不自禁做某事”Eg：I cant help crying sometimes. “我有时候会情不自禁地哭”With the help of .“在的帮助下”Eg：With the help of the police，the little boy found his families. “在警察的帮助下，这个小男孩儿找到了他的家人。”help out sb（with sth）“（在某方面）帮助某人解决难题/摆脱困境。”Eg：I cant work out this math problem，ple

3、ase help out.“我解不出这道数学题，请帮我解出来。”2. offer（v）提供offer sth to sb.“为某人提供某事物。”Eg：The police can offer some help to people who are lost.“警察可以给迷路的人提供一些帮助。”offer to do sth.“主动提供做某事”Eg：My brother offers to cook dinner.“我的哥哥主动提出做正餐。”3. hope（v/n）希望 hope to do sth“希望做某事”；hope +that从句 “希望”Eg：I hope to find out wh

4、ats going on around the world.“我希望了解世界各地正在发生的事情。”4. wish（v/n）希望wish to do sth “希望做某事”；wish sb to do sth “希望某人做某事”wish + that 从句 “希望”；wish +宾语+宾补（形容词或名词）Eg：I wish to go right now. “我希望现在就走。”I wish you to make progress. “我希望你们取得进步。”I wish you happy. “我希望你们开心。”5. volunteer（v）义务做；自愿做；（n）志愿者 volunteer to

5、 do sth“自愿做某事”Eg: I volunteer to clean up the classroom.“我自愿打扫教室。”6. practice=practise （v./n.）练习 practice doing sth “练习做某事” Eg：Andy practices speaking English everyday because he wants to be an interpreter.“安迪每天练习说英语因为她想要成为一名口译人员。”7. plan to do sth“计划做某事”Eg: What do you plan to do after school?“你放学后

6、打算做什么？”8. tell（v）告诉tell sb sth = tell sth to sb “告诉某人某事”Eg：I am going to tell him a good news.= I am going to tell a good news to him. “我打算告诉他这个好消息。”tell sb to do sth “告诉某人去做某事”Eg：I told him to clean his own room.“我告诉他打扫自己的房间。”tell sb not to do sth “告诉某人不要做某事”Eg：I told him not to watch TV after 11 o

7、clock.“我告诉他十点之后不要看电视。”tell sb about“告诉某人关于” Eg：We need to come up with a plan to tell people about the city park clean-up.“我们需要想出一个计划来告诉人们关于城市公园的大扫除。”9. put off “推迟”；put up“举起；挂起，张贴”；put down“放下”；put out“熄灭”；put on “穿上；演讲”；put away“收起，收好”；put back “放回”10. notice（n）通告；注意（v）注意到；意识到notice sb do sth“注意到

8、某人做某事。”Eg: I noticed Jim get into the teachers office.“我注意到吉姆进了老师办公室。”notice sb doing sth“注意到某人正在做某事。”Eg：I noticed some students getting off the bus when I walked pass the school.“当我路过学校的时候，注意到学生们正在下车。”11. ask（v）问、请求、要求 ask a question “问一个问题”ask sb. about sth. “询问某人关于某事” Eg：She is asking Lucy about

9、the winter holiday.“她正在问露西关于寒假的事。”ask sb. to do sth. “叫某人做某事” Eg：Lucys mother often asks her to study hard. “露西的妈妈经常叫她努力学习。”ask sb. not to do sth.“叫某人不要做某事”Eg：Lucys mother often asks her not to eat junk food.“露西的妈妈经常叫她不要吃垃圾食品。”ask sb. for sth.“向某人要某物”Eg：We can ask the police for help when we are in

10、danger. “当我们遇到危险的时候可以找警察寻求帮助。”12. be/get used to doing sth“习惯做某事”Eg：Aron is used to taking risks.“阿伦习惯冒险。”used to do sth“过去常常做某事”Eg：Aron used to climb mountains.“阿伦过去常常爬山。”be used to do sth“被用来做某事”= be used for （doing）sth Eg: The knife is used to cut vegetables.use sth to do sth“用某物做某事”Eg：please use

11、 this pencil to draw pictures. “请用这支铅笔画画。”13. make a plan to do sth“制定一个计划做某事” Eg：Im making a plan to work in an old peoples home. “我正在制定一个在老年之家工作的计划。”14. each 与every 的区别：every 是adj；each既可以做adj，也可以做pron.(代词) each强调个体；every强调整体each可以和of 连用，every 不可以。each 不可以和almost、nearly以及not连用。each不能用于否定句。15. belie

12、ve sb“相信某人所说的话”；believe in sb“相信某人”16. get a feeling of satisfaction“获得满足感”17. so和such的区别用法：so是副词；such是形容词so+adj+a/an+可数名词单数； such a/an+adj+可数名词单数so+many/much/little/few+可数名词复数/不可数名词；such+adj+可数名词复数、不可数名词so+adj/adv 18. decide to do sth. “决定做某事”；decide not to do sth. “决定不做某事”；make a decision “做一个决定”E

13、g：I decide to buy a new book. “我决定买一本新书。”19. try（v）尝试.try to do sth “尽力做某事”Eg:They try to look for the best singers.try doing sth “尝试做某事”Eg:They try looking for the best singers. “他们尝试寻找最好的歌手。”try ones best to do sth “尽某人最大的努力做某事”Eg:They try their best to look for the best singers. “他们尽最大的努力寻找最好的歌手。

14、”have a try “试一试”；try out“参加选拔；试用” try on“试穿”20. learn （v）学习 learn to do sth “学习做某事”；learn about “了解”learn sth from “向学习”；learn sth by oneself “自学”Eg：She can learn some great jokes from sitcoms. “她能从情景喜剧中学到一些很棒的笑话。”21. would like to do sth “想要做某事”；would like sb to do sth“想要某人做某事”Eg：Mario would like

15、to be an animal doctor.“马里奥想要成为一名兽医。”22. be busy doing sth “忙于做某事” = be busy with sth“忙于某事”Eg：Judy is busy doing her homework on weekends.= Judy is busy with her homework on weekends. “朱迪每周末忙于做作业。”23. worry about= be worried about“关心/担心”Eg：Most people today are only worried about getting good jobs.“

16、大多数人如今只关心得到一份好的工作。”24. volunteer ones time to do sth“某人自愿花时间做某事”Eg：Volunteering our time to help these people is a good way to spend our free time.25. stop（v）停止（n）车站Eg：bus stop 公交站stop to do sth “停下来去做”Eg: Lets stop to have classes. “让我们停下来去上课。”stop doing sth “停下正在做的事情”Eg;Lets stop watching TV. “让我们

17、停止看电视。”26. run out of = give out = use up“用完；耗尽”27. take after = look like= be similar to“与（长得）像”；be similar in“在某方面与某人相似。”28. give away “捐赠”29. letter（n）信hear from sb = get/receive a letter from sb“受到的来信”Eg：I hear from my mother last week. = I got a letter from my mother last week.“我上周收到了我母亲的来信。”wr

18、ite a letter to sb = write sb a letter = write to sb“给某人写信”Eg：Who wrote the letter to Miss Li“谁给李小姐写了信？”30. Thanks for doing sth = thank you for doing sth “感谢你做了”thanks to “幸亏，由于”Eg：Thanks for telling me. = Thank you for telling me. “谢谢你告诉我”31. sure（adj）确信的，有把握的（adv）当然be sure about/of sth “对有把握；确定”E

19、g: I am not sure about the final result. “我不确定最终的结果。”be sure +从句 “确定”Eg：I am not sure whether I should tell you the final result. “我不确定应不应该把最终结果告诉你。”make sure “确保”+从句/of /to do sthEg：Just make sure you try your best. “只要确保你尽了最大的努力。”Andy got another A+ and made sure of her first prize. “安迪又拿了一个A加，确保她

20、的第一名。”Please make sure to give your family my regards. “请务必代我向你的家人问好。”32. make it+形容词+（for sb）to do sth“使（某人）做某事是的”Eg：The spaceship makes it possible to travel to the moon.“宇宙飞船使去月球旅行成为可能。”33. make a difference （to） “（对）产生影响”；make no difference（to） “对没有影响”34. imagine doing sth “想象做某事”。Eg：Can you ima

21、gine living on an island without other people.“你能想象得出一个人住在无人的岛上的生活吗？”35. have difficulties/trouble/problems （in）doing sth “做某事有困难”Eg：An old has difficulties breathing in the hospital.“医院里有一个老人呼吸困难。”36. train（v）训练（n）火车train sb/sth to do sth “训练去做某事”Eg：We can train a horse to do farm work.“我们可以训练一匹马去做

22、农活。”train sb/sth in“在某方面训练”Eg：The father trains his daughter in medicine.“这个父亲培养他的女儿学医。”37. excited（adj）感到激动的，兴奋的be excited about“对感到兴奋”Eg：I was excited about going to the zoo.“去动物园令我兴奋。”be excited to do sth“对做某事感到兴奋”Eg：Jack was excited to go Hainan by plane.“杰克对乘飞机去海南感到兴奋。”38. feel luck to do sth“对

23、做某事感到很幸运”Eg：I feel lucky to have a dog.“拥有一只小狗让我感到很幸运。”39. ordersk sb. for sth.“向某人要某物”Eg：We can ask the police for help when we are in danger. “当我们遇到危险的时候可以找警察寻求帮助。”40. order（n）秩序、顺序、命令 in right order “用正确的顺序。”；give an order“给一个命令。”（v）命令 order sb to do sth “命令某人做某事”（v）订购 order sth from“从订购”Eg:Lets

24、order food from a restaurant.“让我们从一个餐馆订餐吧。”固定搭配：in order to+动原“为了”；in order that+从句“为了”41. send（v）发送，邮寄，派遣send sb sth = send sth to sb “给某人寄/发送某物”Eg：I am going to send my stories to the magazines and newspapers.= I am going to send the magazines and newspapers my stories. “我打算把我的故事寄给杂志社和报社。”send （sb

25、） for “派人去请”Eg：You should send for a doctor. “你应该派人去请医生”send sb to do sth “派人去做某事”Eg：The company headquarters sent him to solve this problem. “公司总部派他去解决这个问题。”42. show （n）表演，节目（可数名词） （v）展示 show sb. sth. = show sth to sb “给某人看某物”；show sb. around “带某人参观”Eg：Let me show you around my school. “让我带你参观一下我的学校。”43. be interested in= have/take an interest in“对感兴趣”Eg：I am interested in playing pipa.=I have an interest in playing pipa“我对弹琵琶感兴趣。”44. be good at= do well in= be strong in“擅长”Eg：I am good at English.= I do well in English.=I am strong in English.“我擅长英语。”学科网（北京）股份有限公司