2022年仁爱英语九年级unittopic重点知识点.docx
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1、_归纳总结汇总_ - - - - - - - - - Unit 4 Amazing Science Topic 1 When was it invented. 一重要句型:Section A 1. Because I was not allowed to play computer games last night. 由于昨晚他们不让我玩电脑嬉戏;allow “答应、准许 ” 的意思;常用于以下几种形式:1 allow +n./prep 如:We cant allow such a thing. 我们不容许这种事情发生;2 allow sb. to do sth 答应某人做某事 如:She a
2、llowed me to go fishing.她答应我去钓鱼;3 allow +doing sth 答应做某事 如:We dont allow smoking in the reading-room. 我们不答应在阅览室吸烟;4 be allowed to do sth 如:被答应做某事The students are allowed to play games on the play ground after school.放学后同学们被准许在操场上做嬉戏;2. It s bad for your health if you spend too much time on them.你在那上
3、面花的时间太多,会危害你的健康;12 A. too much 太多既是形容词短语,也是副词短语,所以too much 它既可以修饰不行数名词,也可以用来修饰动词;too much water 太多的水;B. too many 修饰可数名词的复数形式;eat too much 吃得太多;much too 是“ 很, 太” ,修饰形容词或是副词;He shouldnt walk too much. 他不应当走太多路;She has too many books in her room. 她房间书太多了;This watch is much too dear / expensive. 这块表太贵了;
4、3. Kangkang shows a model to Jane. 康康给简展现了一个模型;A. show v. 给.看,show sth. to sb. = show sb. sth. 把某物给某人看;Can you show your new watch to me. = Can you show me your new watch. 你能把新手表给我看看吗?B. show sb. around 带领某人参观 . Welcome to my city. I ll show you around some places of interest. 欢迎来我市,我将带你参观一些名胜古迹;_精品
5、资料_ C. show n. 展览,展现;on show 展出;第 1 页,共 8 页- - - - - - -_归纳总结汇总_ - - - - - - - - - There is a TV play show on CCTV-1. 在中心一台有一部电视剧在播放;4. What s it made of. 它是用什么做成的?1 be made in 在 地方制造,后接表示地点的名词;The TV set is made in Japan.这台电视机是日本生产的;2 be made of 用 制造的,表示原材料未经化学变化,仍可看得出原材料;These houses are made of s
6、tones.这些房子是由石头建造的;3 be made from 用 制造的,表示原材料经过化学变化,已看不出其原样;Paper is made from wood. 纸是木头造的;4 be made by 由(被) (人)制作,后接表示人的名词或代词;Was this cake made by your mother. 这蛋糕是你妈妈做的吗?5 be made into (某物)被制成 Metal can be made into all kinds of things. 金属可以制成各种各样的物品;6 be made up of 由 组成 10 位大夫组成;The medical team
7、 is made up of ten doctors. 这支医疗队由 5. Do you know what a rocket is used for. 你知道火箭是用来做什么的吗?1 be used for+v.ing = be used to do (被)用来做强调用途或作用;Pen are used for writing. = Pen is used to write. 钢笔被用来写字;2 be used as (被)作为 而用,强调被当作工具或手段来用;English is used as a foreign language in China. 英语在中国被当做外语;3 be us
8、ed by 被 使用, by 后跟人 /物,强调使用者;Recorders are often used by English teachers.英语老师常常使用录音机;Computer is used by some people as toys. 电脑被有些人当作玩具用;6. I wish I could go into space some day. 我期望有一天我也可能飞上太空;A. wish 后面接 that 从句常用虚拟语气;本句表达康康的主观臆想,不肯定能实现, 想这种表达主观意愿和假想的语气叫做虚拟语气;表达现在的愿望,从句谓语动词用过去式;表示将来的愿望,从句的动词用coul
9、d / would 加动词原形;I wish that i didn t have to go to work today. 我期望今日不用上班;I wish I could have my own house. 我期望我能拥有自己的房子;B. wish 常用结构 : wish sb. to do sth. 期望某人做某事;wish to do sth. 期望做某事;wish + that 从句 期望 表示不太可能实现的愿望 ;1. I _the students to speak English in class. A.hope B.wish C.think D.make 2. I wish
10、 that I _ abroad some day. A.can go B.will go C.could go D.go Section B 1. Do you know when it was invented. 你知道它什么时候创造的吗?2. It s said that he invented more than two thousand things during his life . 据说爱迪生一生有两千多项创造;(1)此句中的It s said that其中 it 作形式主语,真正的主语是that 引导的句子;整个句子是带有主语从句的主从复合句;It is said that s
11、he has got married. 听说她结婚了;It is not known whether they will come today. 他们今日是否会来仍不知道;类似的结构仍有 it s report that. “ 据报道 ” ,It s known that.据明白(2)more than = over 超过;(3)during one s life = in one s life 某人的一生;_精品资料_ - - - - - - -第 2 页,共 8 页_归纳总结汇总_ - - - - - - - - - Lei Feng did a lot of good things du
12、ring his life. 3. Let s go this way. 我们这边走;雷锋在他的一生中做了很多好事;A. go this way = take / come this way. 走这边;B. by the way 顺便说一下;in a way 在某种程度上;in no way 无论如何不 ;决不;on the way home 在回家的路上; on ones way to.到 去的途中; in any way 无论如何;show somebody the way 为某人引路;lead the way 带路;get in the way 阻碍;4. They were just
13、hard-wearing pants designed for workers. 裤子;(1)hard-wearing pants 耐磨的裤子;这些只是为工人设计的耐磨的(2)designed for workers 为工人设计的,过去分词短语作后置定语;5. Their materials have been changed so that it feels more comfortable. 为了让人们感觉舒 适,他们的材料已经被转变了;(1) have been changed 已经被转变;是现在完成时的被动语态,其结构是:has / have + been + 动词的过去分词;(2)
14、so that 目的是,为了;引导目的状语从句,常与情态动词连用;he saves lots of money so that he can buy a new car. 他为了能买一部新车攒了很多钱;(3) feels more comfortable 感觉更舒适; feel 感官动词 +形容词作表语;6. They are designed not only for workers but also for teenagers and women. not only. but also. 不但 而且 近原就;,连接成分,连接并列主语时谓语动词使用就Not only you but also
15、 he is my friend. 不但你而且他都是我的好伴侣;Section C 1. Inventions come about in many ways.创造以很多方式显现;come about意为“ 显现、发生” ;类似的仍有:come 加介词或副词构成的动词短语;come from来自;come back 回来;come in 进来;come over 过来;突然感到;顺便来访;come along 过来,进展,显现;come out 出版,出来,开花,冲晒影片;come up 走近,上来,靠近;come up with 想出 ; 提出; 追逐上 ; 设法拿出 ; come into
16、 being 产生 ; 产生; 开头存在 ; come down;下来 , 倒塌; come over:顺便拜望;练一练:1.-Hi,Sam.Were going for a walk. Would you like to _.-Great.Lets go. A.come along B.come on C. come out D.come up 2.The stars _as soon as it was dark. A.came down B.came in C.came over D.came out 3. Can you tell me how the accident _. A.ca
17、me down B.come about C.came about D.come out 2. Most of the time, inventions happen because someone works to solve a problem. 大多数时候,有人为明白决问题而工作,创造偶然显现了;_精品资料_ (1)most of the time 大多数时候;problem ,answer 的宾语多为question;第 3 页,共 8 页(2)solve a problem 解决问题; solve 的宾语多为- - - - - - -_归纳总结汇总_ - - - - - - - -
18、- 3. None of these things was planted in fields.这些物品没有一个是被种在田地里的;no one 和 none 都表示否定,但用法有所不同,他们的区分是;A. no one 用来指人, 含有 not even one(连一个人也没有)之意,其后不能接of 短语; 用作主语时,谓语动词要用单数;No one knew who took the book by mistake. 没有人直到谁误拿我的书;B. none 不仅指人也可指物,其后常跟of 短语,构成“none of +名词/ 代词” 结构;当名词是复数时,谓语动词单复数均可;None of
19、the houses has / have a large garden in some big cities. 在一些大城市里,没有一幢 房子带有大花园;留意: a. -How many people are there in your classroom now.-None. B. - Who is in your classroom now.- No one. 练一练:1.We can t buy anything because _ of the shops are open at this time. A.all B.some C.any D.none 2.How many appl
20、es are there in the basket. _.You had better go and buy some. A.No one B.Nothing C.None D.Neither 4. Inventing is interesting. 创造是好玩的;此处 inventing 是动名词作主语,动名词作主语,谓语动词用单数形式;Section D 1.This method worked well at night as long as the weather was good and the stars could be seen.在夜晚只要天气晴朗,能观察星星,这种方法就能很
21、好地发挥作用;(1)A. work well 意为“ 奏效,起作用,产生影响” ;The medicine worked well. 药物奏效了;B. well 是副词;同类用法仍有:(物品) +sell well.意为“ 卖的很好” ;(衣物) + wash well 意为“ 洗得很好” ;(车) +ride well 意为“ 骑得很好” ;C. work out 运算,算出;work as 从事某种职业;work on / upon 从事,忙于; work at 做,从事,学习,攻读;work for 为 做事,为 尽力,被 雇佣者;(2)as long as 只要As long as y
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