相关试卷

We don't know how different our life will be in the future. We can only try to imagine it. At first we think about human relationships. In the year 2050, we will use computers almost every day. We will be making new friends through the Internet even our husbands or wives will be met in this way. It will be much faster and easier for us. On the other hand, our relationships with people won't be as important as they are today—we will feel a little lonely. 

Computers will also help us in many other activities in 2050. For example, they will be used by the children at school to make their learning easier. In addition, there will be much more other machines which will play a similar role as computers, like robots which will do the housework for us. 

Spending holidays will also be completely different. Travelling to other planets or to the moon will be available for everyone. Means of transport will, of course, change, too. We will be using solar-powered cars, which will be much more environmentally friendly. 

We could expect that the faster technological progress would lead to a more polluted environment. But it isn't true. We will pay more attention to the environment protection. Scientists will probably find cures for many dangerous diseases, like cancer or AIDS. Therefore, our surroundings as well as our health will be in better condition. 

Although we can't predict the exact changes which will be made in the world, we often think about them. We worry about our and our children's future; we have expectations, hopes as well as fears. But I think we should be rather sanguine about our future. We should be happy and believe good things will happen. 

In 2022, Americans spent 8. 3 billion hours trapped in traffic. During traffic jams, the average car used an extra 19 gallons of gas. This amounts to $190 billion in lost time and fuel each year. Fortunately, researchers are working to reduce the traffic jams, whether by the development of driverless cars or the use of artificial intelligence（AI）in traffic lights. 

Lack of traffic signal timing is a main cause of traffic jams. A new system uses software to decide when the traffic signal timing is not doing well or when it is making progress. The method was better than all other former approaches in testing. 

The researchers built an advanced traffic simulator （模拟器）to train their program, teaching it to deal with different traffic and weather conditions. When the system was tested on a real crossroad, it adapted to real traffic crossings. It could be effective in many real-world environments in the future. The researchers hope to begin testing their system on real roads this year. 

Dr. George Vogiatzis, a professor of Aston University, said, "This program can understand the situations it hasn't experienced before. We have tested this with a physical obstacle（干扰）that causes traffic jams instead of the traffic light waiting time, and the system still works well. As long as there is a cause of traffic jam, the computer will finally find out what the cause is."

When Spring cleaning season arrived this year, I decided that it was time to get rid of more than just a Winter's worth of dust and dirt. It was the time to get rid of years worth of accumulated （累积）stuff as well. This stuff was lining my walls, filling my shelves, and crowding my closets. This stuff was filling my home and my mind and not bringing me one bit of happiness. I couldn't even remember how I got some of it, but I knew I wanted it gone. 

It turned out to be an even bigger job than I thought. Twenty-year-old bills and receipts were thrown in the trash. Piles of papers were no longer necessary or needed. Broken bowls, dented pans, and cracked knickknacks（小摆件）were finally thrown away. Unworn clothes were taken out of the closet and packed to be given away to the local charity. Old books were boxed up to be passed on for others to read and enjoy. 

It took several days to get it all done, but in the end I was able to walk through a home that seemed a little less messed. My heart was a lot lighter too. It felt so good to be able to get rid of all the junk and to just focus on the essential stuff in life again. 

What is the essential stuff? What is the stuff that brings meaning to our days? A loving heart is essential. A joyful spirit is essential. A soul full of goodness and god is essential. And a life full of sharing all of these things is absolutely essential. The essential stuff can't be bought, sold, or stored. It can only be chosen, created, and given away. The essential stuff is the stuff we all really want. It is the stuff we all really need. 

Top 4 Mid-Range Mobile Phones

If you don't want to, you don't need to break the bank to have a quality smartphone. Actually there are a wealth of choices in the more affordable range. Here are four phones that stand out. 

Honor 70

The Honor 70 is a bit of an upgrade on the Honor 50, with much the same features, including a high-quality OLED display, though the 70 is slightly bigger. It has a fast-processing chip and is made for multitasking, so slow performance shouldn't be a problem. 

Samsung A53

The A53 comes in at slightly smaller than the A13 but also has some of the same features, a quad camera system, and a similar battery. However, the A53 does have a better full HD display and better peak brightness, ideal for watching movies and videos on the go. 

Oppo A94

The A94 comes with very fast 5G capability, making long waiting times for downloads when watching video a thing of the past. Coupled with intelligent power consumption for longer use and a colourful, vibrant AMOLED display, it's perfect for entertainment on the go. 

iPhone 12

Powered by 5G and Apple's A14 chip to enable faster downloading, streaming and overall boot up（开机）time, the iPhone 12 is a speedy and powerful device. Also featured is a HDR display for clear viewing and Nano Ceramic Crystals in the glass display to protect the screen from the occasional drop and from scratches. 

假定你是李华，你与外国朋友 Johnson 打算在周末去爬武当山,请给他发一封电子邮件，内容包括:1. 武当山的位置(湖北省十堰市西南部); 2. 爬山前的准备(了解天气、必备物品等); 3. 注意安全,避免受伤。

注意：1. 词数80左右; 2. 开头和结尾已给出，不计入总词数。

Dear Johnson，

Yours ,

Li Hua

假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的一下作文。文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。

增加：在缺词处加一个漏字符号(∧),并在其下面写出该加的词。删除：把多余的词用斜线(\)划掉。

修改：在错的词下画一横线,并在该词下面写出修改后的词。

注意：1. 每处错误及其修改均仅限一词; 2. 只允许修改10处,多者(从第11处起)不计分。

Many teachers are talking about the importance of after-class activity, that is believed to bring more creativity to the class. Actually, the traditional class pays much attention to the knowledges from the books all the time, and it is easy let students feel bored. As a result, every student is so exciting about the PE class, so they can enjoy the freedom in it. After-class activity offers students in a different way to broaden their mind and inspire their creativity. Students feeling relaxed and can think in an actively way. Many great people get his idea from nature, so if teachers wanted to improve students' interest, the good learning place should not be limited in the classroom.

China has designated （指定) a special day for farmers to celebrate the annual harvest. It is the first festival  (create) by the state specifically for the country's fanners. The Chinese farmers, harvest festival falls on the Autumnal Equinox (秋分)each year,  (start) from 2018. Autumnal Equinox  (usual) falls between September 22nd and 24th, during the country's  (agriculture) harvest season. 

As we all know, China has largest population in the world. It (be) not easy to feed the largest population in the past. With the development of modern agriculture, people's life is getting better and better. The festival helps to give greater importance to rural work and speed up the construction of rural vitalization (振兴). (variety) of celebrations will be organized to display the harvest, rural technology achievements and farmers, creativeness. Fanners are encouraged  (take) part in some activities,  are related to their work and life. Rural vitalization is a key part of China's efforts to develop a modernized economy. developing its vast rural regions, China expects to see a beautiful countryside and well-off farmers. 

Nancy took me by the hand. This was the third1 she was placing me in. Standing before me were the middle-aged couple, Allie and her2 Alex. Over the following weeks, we fell into quite a (n)3 routine. Allie would make pancakes for breakfast, or Alex would fry some sausage and4 . They sang a lot, even5 as they cooked. 

I kept6 something to happen. When would they start7 a loss of pancakes if I didn't mow the lawn (修剪草坪)? When would the sausage and eggs be8 with unidentifiable soup? But, it never9 . They kept cooking, singing, and dancing.

Then on a Saturday afternoon, Allie10 to paint the fireplace white. As we were busy working, we found a tiny treasure11 . We looked at each other in12 and excitement. She said, " I wonder if the leprechauns (精灵) left it!" I couldn't help but13 and lean (倚靠) into her a little.

Allie14 me to open the box. Inside was a beautifully sculptured wooden15 . Folded underneath was a piece of paper that read: " My sweetie, today is the 100th day after Nancy passed your16 into mine and we took you home. We simply cannot17 the rest of our lives without you. We love you and will be with you18 . This lovely dog was19 by Alex and me. Do you like it?"

My eyes flooded with tears. It20 , love comes in all shapes and sizes, even a tiny treasure box. 

Facing our failures can be difficult, but it is valuable. Failures are not the endings, but the beginnings of learning experiences that can help inspire you onto the next success. . 

·Admit Your Mistakes

The biggest difficulty we face in getting over our failures and turning them into successes is admitting we have made a mistake. If we don't, we might be caught in a cycle of shame and self-doubt. .

·Make Good Use of Fear 

Making a mistake, no matter how big or small it is, can be frightening. . But when we come to recognize that we can't avoid fear, we can accept our mistakes, correct them, and move forward confidently.

·

Sometimes, the best thing we can do when we fail is to ask someone to help us. We could be shy to reach out to others for help when we feel like we haven't done our best. Telling people why you think you failed, and what you need help with is considered to be strength. Many people who have failed in their own ways will be there to lend a hand to help you achieve your goals.

·Plan for the Next Failure

. You are certain to fail again, but you don't need to be afraid of failing. When you plan for failure, you are able to reduce the potential damage to the lowest possible level, and make it easier to move on to the next success.

A. Failure gives you a chance 

B. Go to find someone for help 

C. Fearful thoughts can disappoint you 

D. I don't see anything that I do as a failure or a success

E. We eat, we breathe, and we fail, so failure is a natural part of life 

F. Read on if you are still confused how to find some form of success in your failures 

G. However, after we admit we made a mistake, we can then make an effort to find a way out

Claude Monet, Pablo Picasso and Leonardo da Vinci . . . the art world has never lacked talent. And now, a new painter is ready to join the list, although this one isn't even human.

Next month, the auction house (拍卖行) Christie's Prints and Multiples will make history by offering the first piece of artwork created by artificial intelligence (AI) for sale. The painting is a portrait of a man called Edmond, and is expected to be sold for up to $ 10,000.

The work, which features a man with a mysterious look on his face, was created by software developed by a French art group. Nicolas Laugero Lasserre, an art collector, called the work "strange but amazing". This isn't the first example of AI produced artwork, as AI has already been used to write poems and compose songs. However, many people doubt whether it should be called art at all.

According to Russian writer Leo Tolstoy (1828-1910), art is about creating emotion. It's "a means of joining people together in the same feelings," he once said.

So, if the emotion behind art is what makes it, the ability to create and use tools is what makes human beings different from other species. And as a tool itself, the AI technology used to create the portrait is the result of a lot of efforts made by several designers. Together, they "fed" the AI many paintings from the 14th to the 18th centuries, until it was able to work out how to make similar paintings of its own.

The introduction of AI art could be the beginning of a new artistic movement. However, not everyone is ready to welcome these high-tech artists. 

"The human mind is what's behind the AI technology. And the human mind is not a cold, hard fact," said Oscar Schwartz, a professor of AI. "Rather, it is something that's created with our opinions and something that changes over time. "