Unit 4 知识点归纳 2023-2024学年人教版英语九年级全册
Unit 4 单词讲义
Section A
一、词性转换
- appear v.出现→appearance n.出现，外貌→disappear v.消失→disappearance n.消失，失踪
- personality n.性格→personal adj.个人的，私人的→person n.消失，失踪
- humor n. 幽默 → humorous adj.有幽默感的，滑稽有趣的
- silence n.沉默 →silent adj.不说话的，沉默的→silently adv.沉默地
- help v./n.帮助→helpful adj. 有用的，有帮助的→helpless adj. 无助的
- interview v./n. 采访，面试→interviewer n.采访者，面试官→interviewee n.被采访者，参加面试者
- deal v. 对付，对待 n.交易 →过去式： dealt→过去分词：dealt
- shy adj.羞怯的，腼腆的→shyness u.n.害羞，腼腆
- require v.需要，需求→requirement n.需要，要求，必要条件
- public adj.公开的，公众的→publicly adv.公开地
- Asia n.亚洲→Asian adj. 亚洲（人）的 n.亚洲人
Africa n.非洲→African adj. 非洲（人）的 n.非洲人
America n.美国→American adj.美国(人)的 n.美国人
Europe n.欧洲→European adj.欧洲（人）的 n.欧洲人
Britain n.英国 →British adj.英国（人）的 n.英国人
二、常见短语
- from time to time有时，偶尔 2.be helpful to sb./sth.对某人或某物有帮助
3.take up doing sth. 学着做某事，开始做某事 4. deal with 应对，处理
5. dare to do sth. 敢做某事 6.tons of... 大量的，很多的 7. a small number of ... 少量...
8. get good grades in...在...取得好成绩 9. make it to the top 到达顶峰
10. give a speech in public 当众演讲 11. not any more=no more 不再···
12.hang out 外出闲逛 13.a couple of days 一两天
三、合作探究
1. used to do sth. 过去常常做某事
be used to do sth.=be used for doing sth. 被用来做某事
be/get used to doing sth. 习惯于做某事
e.g. I used to _____(get) up at half past six, but now I am getting used to ______(get) up at seven.
- silent adj.不说话的，沉默的 →_________n.沉默→__________ adv.沉默地
keep/stay silent 保持沉默 in silence 沉默，无声 be silent about sth.对……保持沉默的
- score c.n. 分数，成绩，得分，比分 get good scores/grades 取得好成绩
v.得分，进球 e.g. _____ our surprise, Jim s_____ a goal in the last two minutes.
令我们惊讶的是，吉姆在最后两分钟进了一个球。
since conj.&prep. 从...以后，自...以来
①since+时间点 since 1994 ② since+时间段+ago since two years ago
③since+从句(一般过去时)
重点句型：
①主句（现在完成时）+since+从句(一般过去时)
② It is/has been+一段时间+since+时间点/从句（一般过去时）
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e.g. We ____________(live) here since 1994.
Mr. Brown ________________(not phone) me since he ______(go) abroad.
It’s twenty years ________ he went to the UK.
拓展：since conj. 因为=because=as e.g. _______ it is raining, we had better watch TV at home.
既然 Since we are here, we should stop and drop by.
- interview v. 采访，面试 n.面试，访谈
interview sb. (about sth.) (就某事)采访某人 have an interview with sb. 采访某人
e.g. The mad did a great job in fighting COVID-19. He __________(interview) on TV last week.
6. take up (doing) sth.开始从事，占据（时间或空间）
e.g. Lisa took up __________(play) the piano at the age of 12.
I know how busy you are and naturally I wouldn’t take _____ too much of you time.
take相关的短语：
take part in 参加 take place 发生 take off 起飞，脱掉
take in吸收 take away 拿走 take out 取出
deal with 与how连用
do with 与what连用
e.g. I want to know _____ to deal with the pollution.
=I want to know ______ to do with the pollution.
dare v.敢于；胆敢 dare to do sth. 敢于做某事
情态动词 dare+动词原形 敢于做某事
e.g. How did you dare __________(tell) her about that?
Dare you ________(ride) a horse?
- private adj.私人的，秘密的=personal in private 私下的 反： in public 公开地
e.g. It’s impolite to read others’ p__________ letters without permission.
make it ①成功 e.g. We will make it as long as we try.
②做成某事 e.g. Believe in yourself. You can make it.
③准时抵达某地 e.g. They are too late. I don’t think they can make it.
④约定时间 e.g. Let’s make it at 8:30. Is that all right for you?
a number of+c.n.复数 许多...,大量... 作主语，谓语动词用复数
the number of +c.n.复数 ...的数量 作主语，谓语动词用三单
e.g. A small number of children _______________(educate) at home.
The number of the students in our class _____ (be) 40.
- guard n.警卫，看守 v.守卫，保卫 guard against sth. 防止某事，防范某事
e.g. Some g_________ are on duty to guard _________ accidents. 一些警卫在执勤防止事故发生。
Section B
一、词性转换
- absent adj. 缺席，不在→absence n.缺席，不在
- fail v.不及格，失败→failure n.失败
- examination n. 检查，审查→examine v.检查，审查
- exactly adv.确切地，精确地→exact adj.确切的
- pride n.自豪，骄傲→proud adj. 自豪的，骄傲的 （take pride in...=be proud of...）
- general adj.总的，普遍的 n.将军→generally adv. 通常地，普遍地
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