2020-2021学年高中英语 课时作业11 Unit 3 Inventors and inventions Learning about Language .doc

1、Unit 3 Inventors and inventions.阅读理解Maybe youve just invented something better than the iPhone or a solarpowered car.You dont want anyone to steal your design.What should you do? Patent (申请专利) it！Patents are the best way to get credit for your work and help others continue advancing in that field.He

2、res what you need to know.A patent gives you the right to an invention.The patent protects its owner，which means the invention cant be copied or sold without their agreement. In exchange, the owner must reveal information about the invention.This contributes knowledge that helps other inventors impr

3、ove on their own research.A patent usually lasts about 20 years.The first step to getting a patent is the application.The person applying must name the invention, explain its use and describe it clearly.The invention must be practical and contain some new characteristicsomething that hasnt been seen

4、 or used before.But not everything “new” can be patented.Many countries dont allow patents on things like new concepts, scientific theories, medical procedures or substances already found in nature.You may not be able to see patents, but theyre connected to nearly everything.There are patents on thi

5、ngs you use every day, like plastic, medicine and your computer.There are patents on things that are unavailable on the market, too.Apple is wellknown for its patents on potential products, such as the “iBike” or the“iKey”Of course there are also patents on inventions like this.Take the antieating f

6、ace mask for example.This device locks around your head with a metal cage covering your mouth.You can breathe and speak, but you cant eat!Although many patented inventions can be failures, theres plenty of room for success.So if you have a cool invention, try to patent it.本文是一篇说明文。文章的目的是告知我们申请专利的好处及

7、如何申请专利，同时又介绍了并非所有新的东西都是专利，并建议我们如果有新的发明，就尝试着去申请专利。1Which of the following is NOT true according to the text?AA patent can last for around 20 years.BEverything new can be patented.CYour invention is protected after you have applied for a patent.DSome patents are on the things that we use every day.答案：

8、B解析：细节理解题。从文章第三段第四句“But not everythingnewcan be patented.”可知，不是所有新的东西都能申请专利。故正确答案为B。2We can infer that Apples iBike is _.Aa popular product Ba mere new conceptCa famous brand in the worldDa practical bike on the market答案：B解析：推理判断题。从文章第四段倒数一、二句“There are patents on things that are unavailable on the

9、market，too.Apple is wellknown for its patents on potential products，such as theiBikeor theiKey”可知，苹果的iBike仅仅是一个新的概念而已，在市场上还买不到。故正确答案为B。3The underlined word “device” in Paragraph 5 can best be replaced by “_”AweaponBmedicineCequipmentDstrength答案：C解析：词义猜测题。从文章倒数第二段第二句“Take the antieating face mask for

10、 example.”可知，这个单词的意思与设备有关。A项意为“武器”；B项意为“药品”；C项意为“设备”；D项意为“力量”。故正确答案为C。4The purpose of writing this passage is to _.AadvertiseBpersuadeCwarnDinform答案：D解析：细节理解题。从文章第一段倒数一、二句“Patents are the best way to get credit for your work and help others continue advancing in that field.Heres what you need to kno

11、w.”可知，作者写作的目的是告知我们申请专利的好处。A项意为“登广告”；B项意为“劝说”；C项意为“警告”；D项意为“通知；告知”。故正确答案为D。.语法填空There are several reasons why school uniforms are a good idea.First of all，uniforms help the school look smart.The students feel that they belong to a particular group.When every pupil in the school wears the uniform，nobo

12、dy _1_(have) to worry about fashion(时尚)Everybody wears _2_ same style of clothes.Uniforms can be useful in unexpected ways.A school in Ireland has introduced an interesting new uniform.On the edge of the jacket，there is a piece of cloth _3_ gives off light in the dark.When the children are walking o

13、r _4_(cycle) to school on dark mornings，car drivers can _5_(easy) see them.But can uniforms help improve school standards？The answer _6_ this question is not clear.One study in America found that students grades _7_(improve) a little after the school introduced uniforms.But some students didnt want

14、_8_(wear) the uniform.Other American studies showed no _9_(connect) between uniforms and school performance.School uniforms are _10_(tradition) in Britain，but some schools are starting to get rid of them.Some very good schools dont have a uniform policy.However，uniforms are still popular.Pupils at a

15、bout 90 percent of British secondary schools wear uniforms.本文是一篇说明文。文章介绍了校服受欢迎的原因以及各地校服的特点。1has/will_have解析：考查动词的时态和主谓一致。空格前面的从句用了一般现在时，主句谓语动词应该用一般现在时或者一般将来时。而句子主语nobody是第三人称单数，所以当句子为一般现在时态时，谓语动词用第三人称单数。2the解析：考查冠词。此处特指校服的款式相同，the same.“相同的”。3that/which解析：考查定语从句的引导词。空格后面的内容用来修饰a piece of cloth，而且在从句

16、中作主语，所以用that或which来引导。4cycling解析：考查动词的时态。因为连词or前面用的是walking，所以空格处应与之并列，用cycle的 ing形式。5easily解析：考查词性转换。此处修饰动词see，用easy的副词形式。6to解析：考查介词。the answer to.“的答案”。7improved解析：考查时态。主句谓语动词是found，用了一般过去时，此处时态应该与之保持一致。8to_wear解析：考查动词不定式作宾语。want to do sth.“想要做某事”。9connection/connections解析：考查词性转换。no用来修饰名词，此处用单复数形式均可。10traditional解析：考查词性转换。此处形容词作表语，用来说明主语school uniforms的特点。