Unit3知识点汇总2025-2026学年外研版八年级英语下册

八下U3知识点汇总 1. Thank sb for (doing) sth.感谢某人(做)某事,for (doing) sth 表感谢的原因. 例句:Thank you for raising money for the food bank. 2. make sb + 名词 任命某人为... 委派该结构中的名词作宾语补足语. 例句:They made Jack their team leader. 3. It is a great honour for sb (to do sth).对某人来说,(做某事)是一种很大的荣幸; honour 以元音音素开头,无 great 修饰时用 an honour. 例句:It is a great honour to share experience about English learning with you. 4. leader n. “领导者”,由 lead + 后缀 -er 构成;多数动词可加 -er/-or 构成表动作执行者的名词. 例句:A leader should set a good example. 5. give out①分发,散发(相当于 hand out,“动词+adv. ”结构);②发出(光,热,声音,气味等);③用完,耗尽. 例句:Can you give the drinks out? 6. role 可数n. “角色;作用”;搭配:play a role in…(在...中扮演角色/发挥作用). 例句:He played a leading role in the play. 7. go with sb/sth同意,接受(某人的看法或计划).例句:If you go with my suggestion, we can finish the project faster. 8. freeze v. 过去式 froze,过去分词 frozen;①突然停止;呆住;②(使)结冰;感到很冷. 例句:The rabbit froze when it saw the fox. 9. silence 不可数名词;①沉默,缄默(in silence 静静地,相当于 silently);②寂静;无声. 例句:The four men sat in silence/silently. 10. out adv. ①不包括在内;表示不再参与某事/脱离;②(与 storm 搭配)storm off 气冲冲地疾走 例句:He’s out of the team. 11. storm ①v. 气冲冲地疾走;②n. 暴风雨.例句:“It’s not fair!”, he said, and stormed off the playground. 12. awful adj. “糟糕的,恶劣的;讨厌的”.例句:I had an awful dream last night. 13. Could you please do sth?请你做某事好吗？例句:Could you please make your bed? 14. advise v.“建议”;用法:①advise sb about…(就...给某人建议);②advise sb (not) to do sth(建议某人(不要)做某事);③advise doing sth(建议做某事);④advise + that 从句(从句用虚拟语气,谓语用 should + 动词原形,should 可省略).例句:Our teacher advised us to make weekly plans. 15. yours 代词;用法:①(书信结尾签名前)你的(Yours sincerely/faithfully);②名词性物主代词(相当于“形容词性物主代词+名词”).例句:Is that book yours? 16. achieve v. “实现;(尤指经过努力)取得,达到”(主语通常是人);名词形式:achievement(成就;成绩);搭配:achieve one’s dream = make one’s dream come true(实现某人的梦想). 例句:She achieved great success in a short time. 17. in times of在某一时期(常指特定时间段,尤有挑战,变化或特殊情况的时期).通常指某个特定的时间段,尤其是有挑战,变化或特殊情况的时期.in times of trouble 在困难时期in times of war/peace在战争／和平时期 例句:In times of difficulty, we should help each other. 18. Here is/are + 名词用法:倒装句式,be 动词由其后名词决定(单数/不可数用 is,复数用 are);主语是代词时,主谓不倒装(Here + 主语(代词)+ 谓语动词).例句:Here is your pen. 19. strength ①可数n. 优点,长处,优势(反义词 weakness);②不可数n. 力量,力气(形容词形式 strong);搭配:have the strength to do sth(有力气做某事). 例句:Her greatest strength is her kindness—she always helps others. 20. weakness ①可数n. 弱点,缺点,不足(搭配 strengths and weaknesses 优缺点);②不可数n. 软弱,懦弱.例句:It’s important to know your own strengths and weaknesses. 21. find out找出;发现;查明(真相等)(多指通过调查,探索等努力找到信息,真相). 例句:Can you help me find out who took my book? 22. vote 不及物v. “投票,表决”;搭配:vote for/against(投票赞成/反对),vote to do sth(投票做某事). 例句:Did you vote for or against Jane? 23. deal with处理,对付(常与 how 连用);deal过去式/过去分词dealt;拓展:do with(处理,常与 what 连用). 例句:We should learn to deal with problems by ourselves. 24. feel like①感觉像;给...的感觉;感受到(后接名词,动词-ing 形式或从句);②想要(后接名词,代词或动词-ing形式,feel like doing sth = want to do sth = would like to do sth).例句:I feel like a fish in the sea. 25. suggestion 可数n. “建议,提议”(与 advice 同义,advice 为不可数名词);搭配:give sb some suggestions about…(给某人一些关于...的建议).例句:He gave me some suggestions about learning English. 26. question ①及物v. 怀疑;对...提出疑问;提问;质询(搭配 question sb about sth 就某事质问/询问某人);②可数n. 问题.例句:He questioned if you could do this. 27. be willing to do sth乐意做某事(willing 为adj. “乐意的,愿意的”). 例句:She is willing to help me in any way she can. 28. a bit有点儿(修饰形容词,adv.原级或比较级,与 a little 同义;a little 可直接修饰不可数n. a bit 需加 of 才能修饰);拓展:not a bit(一点儿也不),not a little(非常).例句:It is a bit/a little hot today. 29. shy adj. “羞怯的,腼腆的”(在句中作表语或定语);名词形式:shyness(羞怯;害羞).例句:Jack is a shy boy. 30. confidence 不可数n. “自信,信心”;搭配:have confidence in…(对...有信心);形容词形式:confident(自信的,搭配 feel/be confident about/of… 对...有信心/把握).例句:Confidence is the key to success. 31. be (too) hard on sb对某人(太)苛刻;对某人要求(太)严厉(相当于 be (too) strict with sb).例句:Her parents are too hard on her. 32. feel free(可以)随便(做某事),后接动词不定式.例句:Feel free to take a cookie if you’re hungry. 33. as…as possible尽可能...(相当于 as…as sb can/could).例句:Please come as early as possible. 34. camp ①不及物v. 扎营,宿营,露营(搭配go camping 去露营,camp out 野营);②n. 度假营地,营地(如 summer camp夏令营,winter camp冬令营).例句:Where did you camp last night? 35. on the tree 与 in the tree on the tree:指树本身所长的东西(如树叶,果实); in the tree:指不属于树木本身的外来物体(或动物,风筝等)在树上. 例句:There are lots of leaves on the trees./There is a bird in the tree. 36. maybe 与 may be maybe:adv.“也许”,只能作状语,常位于句首; may be:情态动词 may + be 动词位于句中, “可能是,也许是”. 例句:Maybe he is at school./He may be at school. 37. voluntary adj. “志愿的”(搭配 voluntary work义务性工作,voluntary service 志愿服务);动词形式:volunteer(义务做;自愿做);名词形式:volunteer(志愿者).例句:She does voluntary work at the animal shelter. 38. 时间介词 at, on 与 in at:用在具体的某一时刻前,或 noon, night 等词前; on:用在具体某天,某天的上/下午或晚上及节日前; in:泛指上午,下午或晚上,或在某年,某月,某个季节前.例句:at twelve o’clock/on Saturday morning/in July. 39. take sb/sth away使消失,拿走,带走.例句:This medicine can take your pain away quickly. 40. lower v.把(某物)移低,降下(是形容词 low 的比较级).例句:He had to lower his head to get through the door. 41. painful adj. “令人痛苦的”(由名词 pain 加后缀 -ful 构成);拓展:-ful 后缀构成的形容词(如 useful, careful 等).例句:It was painful to say goodbye to my best friend. 42. within reach(of sb.)在(某人)伸手可及的地方 43. too…to…太...而不能...(后接动词原形,形式肯定,意义否定);可与 so…that…(that 从句为否定句)或 not…enough to… 转换.例句:The boy is too young to go to school. 44. keep doing sth继续做某事;拓展:keep sb doing sth(让某人一直做某事).例句:Li Lei keeps reading English for half an hour every day. 45. carry on①继续走,继续行进;②继续开展,继续下去(carry on with sth = carry on doing sth = go on doing sth = continue doing sth).例句:Carry on with your work while I’m away. 46. effort n.“努力;力气;精力”;搭配:make every effort (to do sth)(尽一切努力(做某事)),make an effort to do sth(努力做某事).例句:If you make every effort, you will achieve your dreams. 47. north ①adj. 北方的;北部的(后接名词);②n. 北;北方(前面常加 the);拓展:表示方位的词(east, south, west 等).例句:North America./He lives in the north of the city. 48. base ①n.基地,根据地,总部(如 base camp (登山)大本营);②及物v. 以...为基地(搭配 base sth on/upon… 以某物为基础,be based on/upon… 以...为基础). 例句:He used the house as a base for his printing business. 49. what’s more而且;更重要的是(用于补充说明,可放句首,句中或句末).例句:You should remember it, and what’s more, you should act on it. 50. shoulder ①v. 承担,负担;②v. 扛;挑;She shouldered her bag and set off home.③n.肩膀 学科网（北京）股份有限公司 $