科学与技术3原卷版高考英语一轮复习能力拓展之概要写作.docx

1、科学与技术3原卷版高考英语一轮复习能力拓展之概要写作2021年高考英语能力拓展之概要写作22科学与技术31.阅读下面短文，根据其内容写一篇60词左右的概要。Is a knife useful instrument or a dangerous weapon? It depends on how it is used. Its the same with technology and one of those greatest inventions is cell phones. They have revolutionized the human existence. This is poss

2、ible only because they are getting cheaper and cheaper. The technology has made it even easier to give them a longer life.Undoubtedly, if cell phones are in right hands, no matter how far we are setting we can talk anytime anywhere! We can watch favourite TV shows, listen to favourite songs,etc, as

3、cell phones are equipped with all high-tech features. In fact, its good to parents as well as children. Parents can monitor their children and children are also safe. If anyone is an any ind of danger, ahe or he can call for help immediately.There are always two sides of a coin. The technology has c

4、aused a danger that we keep ignoring. The cell phones have progressed rapidly and at the same time they provide us with more tasks than what we would attempt. When a person is multitasking rather than complete a single task, this causes burden and results in stress. Also cell phones have made terror

5、ist attacks in the world very easy. Besides, children spend much of their time in playing games instead of going out and playing, which is very harmful to them.We should always remember that there lives a wise man between the valley of two mountains. Are cell phones a useful instrument or a dangerou

6、s weapon? The answer lies in our hands._2.阅读下面短文，根据其内容写一篇60词左右的内容概要。Theres a big difference between working hard and being a workaholic. Working hard involves being organized, focused, getting a lot of work done, knowing when to stop, and having a life other than work. Workaholics, on the other hand

7、, live entirely for work. They are often disorganized, always find reasons for working more, dont know how or when to relax, and cant communicate with family members.Workaholics, like those who are constantly drunk, suffer from a controlling habit, partly because they are always full of enthusiasm f

8、or work, feeling lost without work to do. Besides, they sometimes develop their pattern of behaviour due to the environment they are in. Many companies encourage workaholism by rewarding loyal employees with higher pay and better benefits. Those unwilling to burn the midnight oil are at risk.Accordi

9、ng to some psychologists, workaholism can be good for people to some extent. It can fuel a sense of self-worth and achievement. They get paid for it and praised for it, which produces good feelings they may not necessarily be able to obtain in other parts of their lives. Workaholism, though, is a pr

10、oblem that has been around for years. With competition rising these days, people ate under more stress. However, workaholics cant stand not being active. They find it hard to go on vacation. Theyre more comfortable being with fellow workers than with family and friends. Of course there is nothing wr

11、ong with their commitment, ambition and energy. But what is wrong is that these things often came in at a high price to their health and the happiness of their families.To be a healthy person physically and psychologically, one should lead a balanced life. Those little thingsreading mystery novels,

12、playing volleyball, spending time with family and friends, playing with the dog, going fishingmeans a healthy end. They can be at least as rewarding as work._3.阅读下面短文，根据其内容写一篇60词左右的内容概要。Some experts argue the fact that almost one in four teens is constantly online is a dangerous thing, yet I believe

13、 that its an opportunity. Technology brings us closer together and can help us in everyday life rather than replacing friends with screens.First, I believe that technology takes the embarrassment out of face-to-face contact, as talking to someone may make you uncomfortable. You could not say what is

14、 on your mind. A much simpler way of communicating is through texts. By texting a person, there is no resistance (抵抗) to what you are trying to say. You are able to revise your words before you send them, hopefully not saying something you will later regret or that could hurt someones feelings. Apar

15、t from making friends face-to-face, there are other ways of interaction using technology. Technology can help bond people together by showing similar interests.Second, technology can help friends and family keep in touch. When moments together are not within reach, the next best thing is to use tech

16、nology to catch up on each others life and share precious moments through videos and calls. The ability to play back a memory on a screen is amazing, something that can be cherished and kept forever.Some may argue technology is the problem in the world, but I do not. I believe that technology helps

17、you escape the evil and pressure in the world and has the ability to let you create your own world where what others say or think doesnt matter. After a stressful time, technology is there to help you communicate and remind you what you should be grateful for, or just make your day a little better.I

18、n conclusion, I believe that not only is technology not replacing friends with screens but its actually bringing us closer together and establishing relationships among teens. Overall, I believe this topic makes the world a better place by making it easier to create friends, and make otherwise lost

19、friends keep in touch._4.阅读下面短文,根据其内容写一篇 60 词左右的内容概要。For many parents,making sure their children get the right amount of sleep can be stressful.This is especially true during high-pressure times such as exams when students tend to study all night for the next day.Unfortunately,it is often counterpro

20、ductive(适得其反的)because with fewer hours to sleep,the teen brain doesnt get enough time to lay down what theyve studied the night before.In her groundbreaking book The Teenage Brain,neuroscientist Dr.Frances Jensen explains that bedtime isnt simply a way for the body to relax and recover after working

21、,studying or playing a hard day. It is the glue that allows us not only to recollect our experiences but also to remember everything weve learned that day.Basically the more we learn,the more we need to sleep,which is why a good sleep is of great importance in achieving success at school.Then how mu

22、ch sleep do teenagers need?There is no magic number for exactly how much sleep teenagers need,but the Austrian Centre for Education in Sleep(ACES)suggests 8 to 10 hours per day for high school adolescents.What happens if they dont get enough sleep?According to ACES,poor sleep will have all sorts of

23、negative effects on teenagers,including rise in blood pressure,mood swings and impatient behaviours.Without adequate sleep the focus and attention drifts making it harder to receive information. The brain can no longer function to deal with information properly and access previously learned informat

24、ion.So,how can parents help?If you think your child needs more sleep,try making gradual changes to their sleeping habits.Small increases have been shown to be effective in changing sleep patterns.And remember your children are going through a period of their lives when their brains and bodies are go

25、ing through a lot of changes.Not only is your job to help make changes,its also to ride the wave with them.It may not be easy,but they will thank you for it eventually._5.阅读下面短文，根据其内容写一篇 60 词左右的内容概要。Scientists have announced that they have cloned the first human embryo. This has caused much debate r

26、ound the world. On the one hand, some scientists point out that if you clone an embryo, you can produce valuable human tissuessuch as bone or lung tissuethat could be used to save human lives. On the other hand, many people, including some scientists, disagree and are afraid that, if mankind toys wi

27、th nature in this way, we may be on our way to producing a real-life Frankensteins monster.Cloning is producing an exact copy of a plant or an animal using its cells. The first mammal to be cloned successfully from an adult cell was Dolly the sheep. She was born in 1996 and died in early 2003, at a

28、much younger age than normal. When she was born, many people were worried that cloning would lead to more diseases in the animal world. However, in general the scientists were praised for their wonderful scientific advance.Ian Wilmut, the Scottish scientist who created Dolly, is shocked that some scientists are now considering cloning human beings. Although he researches cloning,