2022年初二英语八年级下册第二单元知识点.docx

精选学习资料 - - - - - - - - - 初二英语八年级下册其次单元学问点Unit 2 I'll help clean the city parks. 一学问点：短语动词小结常见短语动词结构有下面几种：申申老师提示,下面的短语非常重要,归纳相当到位,建议成果优秀的同学必需全部把握；1.动词 +副词 如： give up 舍弃 turn off 关掉 stay up 熬夜这种结构有时相当于及物动词,假如其宾语是代词,就必需放在动词和副词之间,假如是名词,就既可插在动词和副词之间,也可放在短语动词后；2. 动词 +介词 如： listen of 听 look at 看 belong to 属于这种结构相当于及物动词,后面跟宾语；3. 动词 +副词 +介词 如： come up with 提出,想出 run out of 用完,耗尽4. 动词 +名词 介词 如： take part in 参与 catch hold of 抓住1.cheer sb. up 使某人 兴奋、振作 如：cheer me up 使我兴奋 clean up 打扫 clean-up n. 打扫2. homeless adj. 无家可归的 a homeless boy 一个无家可归的男孩 home n. 家4. sick adj. 生病的 作表语、定语 ill adj. 生病的 作表语,不能作定语5. volunteer to do v. 理想效劳、主动奉献 volunteer n. 理想者6. come up with 提出 想出 = think up 想出 catch up with 赶上 追上7. put off doing 推迟做某事put on 穿上 指过程 put up 张贴8. write down 写下 登记 9. call up 打电话 make a telephone call 打电话10. set up 成立 建立The new hospital was set up in 2000. 这座医院是在 2000 年成立的；11. each 每个 各自的 强调第一个人或事物的个别情形 常与 of 连用every 每个 每一个的 一切的 就有“ 全体” 的意思不能与 of 连用12. put to use 把投入使用,利用They put the new machine to use. 他们把新机器投入使用13. help sb. to do 帮忙某人做某事 help him to study help sb. with sth. 帮忙某人做某事 help him with English help do 帮忙做某事 help study 14. plan to do 方案做某事 plan + 从句I plan to go to Beijing. = I plan that I will go to Beijing. 我方案去北京；15. spend doing 花费 做I spent a day visiting Beijing. 我花了一天的时间去参观北京；spendon sth. 花费 在I spent 3 years on English. 16. join 参与 指参与团体、组织 如： join the Party 入党take part in 参与 指参与活动 如： take part in sports meeting 参与运动会17. run out 与 run out of run out become used up. 动意义；其主语往往为物；如时间,食物,金钱,油等,本身就含有被名师归纳总结 - - - - - - -第 1 页,共 4 页精选学习资料 - - - - - - - - - His money soon ran out. 他的钱很快就花光了；Our time is running out. 我们剩下的时间不多了；run out of 主语为人,表示主动含义；He is always running out of money before pay day. 完了；两者在肯定条件下可以互换他总是在发工资的日子仍没有到就把钱花如：The petrol is running out. 汽油快用完了 = We are running out of petrol. 我们快把汽油用完了；Our time is running out. 我们剩下的时间不多了；= We are running out of time 18. take after 在外貌、性格等方面 与父母等 相像be similar to 与.相像 take after 相像look after 照料 take care of 照料19. work out v. + adj. 结局,结果为The strategies that he came up with worked out fine. 算出,制订出,消耗完（精力等）他提出的这个策略成效很好；He never seems to be worked out. 他似乎永久不会疲乏似的；He worked out a plan. 他制订了一个方案；I have worked out our total expenses. 我已经算出了我们总的费用；21. hang out 闲荡 闲逛I like to hang out at mall with my friends. 我喜爱和我的伴侣一起去购物中心闲荡；22. be able to do 能 会 be unable to do 不能 不会 23. thank you for doing 感谢做某事 如：thank you for helping me 感谢做帮忙我 24. for sure 的确如此,毫无疑问 You dont have money. That s for sure. 你没有钱,这是毫无疑问的；使 布满用 填充25. fill with She filled the bowl with water. 她用水填满碗；26. hand out 分发 hand out bananas give out 分发 give out sth to sb. 分 .给某人 give up doing 舍弃give up smoking 舍弃吸烟 give away 赠送 捐赠 give away sth. to . give away money to kids give sb. sth. 给某人某东西 give me money 给我钱 give sth. to sb. 给某人某东西 give money to me 给我线 27. help sb. out 帮忙 做事,解决难题 摆脱困境 I cant work out this math problem. Please help me out. 我不能算出这道数学问题,请你帮我 解决；28. train n. 火车 train v. 训练 train sb. to do. 训练某人做某事 She trains her dog to fetch things. 她训练她的狗去取东西；29. at once = right away 立刻 立刻 如：Do it at once. 立刻去做；名师归纳总结 Ill go there at once/ right away. 我立刻去那里；第 2 页,共 4 页30. one day 有一天指将来 / 过去 some day 有一天 指将来 如：- - - - - - -精选学习资料 - - - - - - - - - One day I went to Beijing. 有一天我去了北京；Some day Ill go to Beijing. 有一天我将去北京；34. disabled adj. 肢体有残疾的 disable v. 不能 36. volunteer 可数名词“ 理想者”adj. 自愿的 vi. volunteer to do sth They are the Chinese Peoples Volunteers. 他们是中国人民理想军；I volunteer to help you. 我自愿帮忙你；二句子1We cant put off making a plan. Clean-up Day is only two weeks from now. 我们不能推迟制订方案,清洁日离现在只有两周了；2She puts this love to good use by working in the after-school care centre at her local elementary school. 她在当地的一所学校的课后辅导中心工作,使这个爱好得到较好的利用3Not only do I feel good about helping other people, but I get to spend time doing what I love to do. 帮忙别人不但自己感到欢乐,而且我开头花时间做自己喜爱做的事了；申申老师语法讲解：本句中包含了一个部分倒装的语法难点（中同学只需把握否定词位于句首的倒装形式,部把握）成果优异的同学最好把我下面的语法讲解全部分倒装是指将该句中谓语的一部分如 be 动词、助动词或情态动词倒装至主语之前；下面具体讲解部分倒装的各种类型题：1 以否定词开头的句子要求部分倒装；留意以下句子中助动词或情态动词提前、甚至补充助动词的用法 : 例:Not until yesterday did little John change his mind. 小约翰直到昨天才转变了想法； In no country other than Britain, it had been said, can one experience four seasons in the course of a single day.据说除了英国世界上没有哪个国家能让人在一天中感受到四季变化 2 以否定副词开头并加状语放在句首的句子要求部分倒装；这些否定副词有 barely, hardly, little, seldom, scarcely when, never, no sooner than, rarely, no more, not nearly, not only 等以及 only； Only in the country can you learn the "true English". 3一些如 scarcely when, no sooner than, hardly when 引导的主从复合句主句要求使用过去完成式；留意 :在部分倒装句中,只有助动词、情态动词或连系动词to be 可以置于主语之前,其它部分都要置于主语之后；4此外,一些介词 +no+名词的结构中需要用部分倒装,这些结构包括at no time; by no means; by no manner of means; for no reason; in no case; in/under no circumstances; in no sense; in no way; on no account; on no consideration; at no point lend Paul any money. 留意 : 例如 Under no circumstances should you a 假如含有从句时,只要求主句倒装 : 例:Only after he had spoken out the word did he realize he had made a big mistake. 只有当他已经说出那个字后才意识到自己犯了个大错误； b 假如上述否定副词显现在强调句型中的前半部分,不用倒装 : 例: It was not until he went abroad that he knew the truth of the fact. 到事实真相； 直到他出国以后才明白名师归纳总结 c 假如 hardly, scarcely 后面接的是any, ever, at all 时,意义类似 almost no/ not/ never 几乎不、第 3 页,共 4 页- - - - - - -精选学习资料 - - - - - - - - - 从不 ,就无须倒装；例:Hardly any people invited went there. 几乎没有什么受到邀请的人去那里了； 5 由 no matter how, however 和 how 引导的状语从句要求部分倒装,由于形容词或副词通常紧跟在这三个引导词后面,然后才是主语和谓语,形成形式上的部分倒装句 : 例:I know nothing about this river, neither how long, how wide nor how deep it is. 我一点也不明白这条河,不知道它有多长,多宽或多深； 6 由 as 引导的部分倒装句 : a 当 as作为比较意义时,即用于 as + adj./ adv. + as结构中时,假如把第一个 as 省略掉,就形成部分倒装句；例:Cautious as the rest of her family was , she didn't seem willing to give an immediate reply to my question. 正如她家里人一样谨慎当心,她似乎不情愿立刻回答我的问题；. She charged the stairs, quick as a rabbit ran. 她跑上楼去,跑得象兔子那么快b 当 as 引导让步状语时,和 倒装句；although, though 一样,当用作 "尽管 "之义时,可以用于部分Hard as he worked, he did not pass the exam. 虽然他很用功,但他仍是没及格 c 表示缘由时,为了强调起见,也可以倒装；例:Tired as he was, we decided not to disturb him. 由于他太累了,我们打算不打搅他； d 等于 so 时,意义是 " 也,也是 " 例:She worked hard, so/ as did her husband. 她工作很努力,她的丈夫工作也很努力； 4The three students plan to set up a student volunteer project at heir school. 这三个同学方案在他们校开展一个同学理想者项目；5.He also put up some sign asking for old bikes. 他仍贴了一些需求旧自行车的告；6.The strategies that he came up with worked out fine. 几米想出的这个方法很效；8We need to come up with a plan. 我们需要指定一个方案；9You could help clean up the city parks. 你可以帮忙打扫城市公园；10He now has sixteen bikes to fix up and give away to children who dont have bikes. 他现在有 16 辆要修理的自行车,并预备把这些修好的自行车赠送给那些没有自行车的孩子；名师归纳总结 - - - - - - -第 4 页,共 4 页