2021浙江省九年级期中复习--Unit 6When was it invented语法讲解和基础知识过关练习

中小学教育资源及组卷应用平台
Unit 6　When was it invented
词法讲解
1. I think the TV was invented before the car.
我认为电视机是在小汽车之前被发明的。
(1)invent是动词，意为“发明”。如：
Bell invented the telephone.
贝尔发明了电话。
(2)invention是名词，意为“发明(不可数)；发明物(可数)”。如：
This is one of Edison's inventions.
这是爱迪生的发明之一。
(3)inventor是名词，意为“发明者；创造者”。如：
Edison is one of the greatest inventors in the world.www-2-1-cnjy-com
爱迪生是世界上最伟大的发明家之一。
(4)discover与invent的区别：
discover意为“发现”，发现的对象是本来就存在的；而invent意为“发明”，发明的对象是以前没有的新东西，如工具、手段或方法。如：
①Columbus discovered America in 1492.
1492年哥伦布发现了美洲。
②The telephone was invented in 1876.
1876年电话被发明了。
2. They're used for seeing in the dark.
它们是用来在黑暗中看东西的。
(1)be used for意为“被用来做……”，介词for表示目的和用途，后面接名词或动名词。如：
①Sweaters are used for keeping warm.
毛衣是用来保暖的。
②Wood can be used for making paper.
木材可以被用来造纸。
(2)含有be used的其他常用短语：
1)be used to do sth.意为“被用来做某事”。如：
This machine is used to clean walls.
这台机器是用来清洁墙面的。
2)be used as意为“被用作……”，介词as意为“作为”，其后一般接名词，强调使用的工具或手段。如：21*cnjy*com
This book can be used as a textbook.
这本书可以当作教科书来用。
3)be used by意为“被……使用”，by后接动作的执行者。如：
This kind of machine is used by farmers for getting in crops.21*cnjy*com
农民们用这种机器来收割庄稼。
3. Some leaves from a ( http: / / www.21cnjy.com )tea plant fell into the water and remained there for some time.
一棵茶树上的一些树叶掉进了水里，并留在那里一段时间。
(1)fall into意为“落入；陷入”。如：
He fell into the river when he was crossing the bridge.【来源：21·世纪·教育·网】
他过桥时掉到了河里。
fall的其他搭配：fall down from＝fall off，意为“从……掉下来”。如：
He fell down from his bike on his way home.
他在回家的路上从自行车上掉了下来。
(2)remain作不及物动词时，意为“剩余；剩下；停留；逗留”。如：
①A few pears remain on the tree.
树上还留有一些梨。
②She remained in her office all afternoon.
她整个下午都待在办公室里。
remain作连系动词时，意为“保持；仍是”，后接形容词、名词、分词或介词短语作表语。如：
①Her identity remains a mystery.
她的身份仍是个谜。
②She remained sitting when they came in.
他们进来时，她仍然坐着。
句型讲解
1. I think the TV was invented after the car.
我认为电视机是在小汽车之后被发明的。
(1)本句是复合句。the ( http: / / www.21cnjy.com ) TV...car是省略了that的宾语从句。在此宾语从句中又包含了一个时间状语从句after the car (was invented)，其中was invented被省略了。21世纪教育网版权所有
(2)after作连词时，引导时间状语从句，表示主句在从句动作之后发生，从句往往不用过去完成时，而用一般过去时。如：www.21-cn-jy.com
After he finished all his homework, he went to bed.21cnjy.com
完成所有作业之后，他就上床睡觉了。
(3)after还可以作介词，意为“在……之后”，既可以用于过去时，也可以用于将来时。如：
①I will go abroad after next Sunday.
我将在下周日之后出国。
②After six, it began to rain.
六点后，天就开始下雨了。
after作介词，其后还可直接加动名词。如：
After finishing the work, he went to bed.
完成这项工作后，他就上床睡觉了。
2. Did you know tha ( http: / / www.21cnjy.com )t tea, the most popular drink in the world, was invented by accident
你知道世界上最受欢迎的饮品——茶，是无意中发明出来的吗？
the most popu ( http: / / www.21cnjy.com )lar drink in the world是tea的同位语，一个名词或其他形式，跟在另一个名词或代词后并对其进行解释、说明或限定，这个名词或其他形式就是同位语。如：
Mr. Smith, our new teacher, is very kind to us.
我们的新老师史密斯先生对我们很和善。
3. It is believed ( http: / / www.21cnjy.com ) that tea was brought to Korea and Japan during the 6th and 7th centuries.
人们相信茶是在6世纪和7世纪被带到朝鲜和日本的。
It is believed that...相当于People believe...，如：
It is believed that b ( http: / / www.21cnjy.com )y the year 2021, the population of the world will be seven billion.＝People believe that by the year 2021, the population of the world will be seven billion.
人们都认为到2021年，世界人口将达到七十亿。
4. Basketball ha ( http: / / www.21cnjy.com )s not only become a popular sport to play, but it has also become a popular sport to watch.2·1·c·n·j·y
篮球不仅成了一种受欢迎的体育运动，同时也成了受欢迎的体育节目。
(1)not only...but also...意为“不但……而且……”，在句中常用来连接两个对等的成分，其中also可以省略。如：【版权所有：21教育】
She speaks Russian not only in class but (also) at home.21教育名师原创作品
她不仅在课堂上而且在家里都讲俄语。
(2)not only... but ( ( http: / / www.21cnjy.com )also)．..用来连接两个主语时，谓语动词的单复数遵循“就近原则”，即和but (also)后的名词或代词的数保持一致。如：
①Not only Zhou Xi ( http: / / www.21cnjy.com )a but also her parents are fond of watching football matches.
不仅是周霞而且她的父母都喜欢看足球比赛。
②Not only you but ( http: / / www.21cnjy.com ) also he is tired of having one examination after another.
不仅是你而且他也厌倦一次接一次的考试。
基础知识过关练习
词形变换
1. n. 高兴；愉快 ________→a ( http: / / www.21cnjy.com )dj. 高兴的；愉快的________→adj. 令人高兴的；愉快的 ________→ v. 使……高兴；使……满意 ________21·世纪*教育网
2. adj. 意外的；偶然的________→n. 意外________
3. n. 统治者；支配者 ________→v. 统治________
4. adj. 国家的；民族的________→n. 国家；民族________
5. n. 受欢迎；普及________→adj. 受欢迎的；流行的________
6. adj. 突然(的)________→adv. 突然(地)________
7. adj. 音乐的；有音乐天赋的________→n. 音乐________ →n. 音乐家________
8. v. 发明________→n. 发明物________ →n. 发明者________
9. v. 邀请________ →n. 邀请________
10. v. 服务；提供________→n. 服务________
11. adj. 咸的________ →n. 盐________
12. adj. 加拿大的，n. 加拿大人________→n. 加拿大________
过关练习
一、根据中文提示完成句子
1. ________(电能) is one of the things that we waste most.21教育网
2. Which of these persons isn't ________(提及) in the passage 21·cn·jy·com
3. A year is ________(分开) into twelve different star signs in some Western countries.
4. The strong and ( http: / / www.21cnjy.com )hard carrots became soft and weak after being ________(煮沸) in the water.
5. Children wh ( http: / / www.21cnjy.com )o visit ________(网站) without their parents' permission sometimes put themselves in great danger.【出处：21教育名师】
6. Money wil ( http: / / www.21cnjy.com )l also go into local development ________(项目) in Vietnam.
7. He is one of the ( http: / / www.21cnjy.com )greatest ________(先锋) in modern medical practice.
8. Although it was ( http: / / www.21cnjy.com ) an ________(意外的) meeting, it had great meaning in history.
9. Learning a ( http: / / www.21cnjy.com )musical ________(器械) introduces a child to an understanding of music.
10. Japan often suffers from ________(地震)．
二、用方框中所给单词的适当形式填空
1. It is ________ that there are only eight planets now.
2. October 1st has been a day for ________ celebration since 1949.
3. The Brothers Grimm are regarded as local ________ in Germany.【来源：21cnj*y.co*m】
4. My sister wanted to be a ________ singer.
5. You'd better not r ( http: / / www.21cnjy.com )ead a passage by ________ every word into Chinese.
三、根据中文提示完成短文
In my neighborhood, ( http: / / www.21cnjy.com )there's a 1________(加拿大的) man. Everyone calls him Mr. Brown and he is 2________(知道) throughout the town as “the bicycle hero”．2-1-c-n-j-y
Mr. Brown spend ( http: / / www.21cnjy.com )s 3________(几乎) all his free time on bicycles. And you can always see him repair bicycles for his neighbors on weekends. Are these neighbors his 4________(顾客)？Of course not. He repairs bicycles for free. Sometimes his neighbors give him some 5________(曲奇饼) to thank him.
When Mr. Brow ( http: / / www.21cnjy.com )n was a child, bicycles were expensive and only a few people could afford (买得起) them. “Everyone wanted a bike because it was a sign of wealth(财富). When I met my wife for the first time, she asked me if I owned a bicycle or a 6________(冰箱). I quite understood her. She 7________(怀疑) whether I had the ability to raise a family，” says Mr. Brown.
In recent years, th ( http: / / www.21cnjy.com )e 8________(受欢迎) of bicycles has grown again because of air pollution. And bicycles come in different 9________(款式). Most children don't know the history of the great invention. But if they like, Mr. Brown is always ready to talk about it with 10________(高兴)．
四、语法填空
阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。
A great piece of new ( http: / / www.21cnjy.com )s 1________(report) on May 14. Hunan cuisine(湘菜) robot cooks started cooking local dishes at a restaurant in Changsha, Hunan Province, on May 1.
The cooking ro ( http: / / www.21cnjy.com )bots can cook up to 40 kinds of Hunan cuisine. They are able 2________(cook) meat in two minutes. “We want people to enjoy not only the dishes, but also the amazing robot cooking，” said Li Zhiming, 45, the 3________(invent) of the robots and owner of the restaurant.
Li hopes that Hunan cu ( http: / / www.21cnjy.com )isine robot restaurants can be opened worldwide in the future, 4________KFC and McDonald's. “In Changsha, there are restaurants which are similar to ours in size. 5________ we only need two kitchen helpers to help three robot cooks, they need 8 to 10 cooks and kitchen helpers，” said Li.
6________ is not ( http: / / www.21cnjy.com ) an easy job to invent these robot cooks. Since 2015, Li 7________(lead) a research and development group to invent such 8________ robot cook. Li and his group spent ten million yuan 9________ the project. At present, his business 10________(go) very well. Li plans to open up branches(分店) in Beijing, Shanghai, Guangzhou and even abroad.
参考答案
Unit 6
词形变换
1. pleasure　pleased　pleasant　please　 2. accidental　accident　
2. ruler　rule　 4. national　nation　
5. popularity　popular　 6. sudden　suddenly　
6. musical music　musician　 8. invent　invention　inventor　
9. invite　invitation　 10. serve　service　
11. salty　salt 12. Canadian　Canada
过关练习
一、1. Electricity 2. mentioned　 3. divided　 4. boiled　 5. websites　
6. projects　 7. pioneers　 8. accidental　 9. instrument　 10. earthquakes
二、 1. said ( http: / / www.21cnjy.com ) 2. national 3. heroes 4. professional 5. translating
三、 1. Canadian 2. known　 3. nearly　 4. customers　 5. cookies　
6. fridge　 7. doubted　 8. popularity　 9. styles　 10. pleasure
四、 1. was reported　2. to cook　 3. inventor　 4. like　 5. While　
6. It　 7. has led　 8. a　 9. on　 10. goes
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