近三年英语高考范文 篇一:无人机的应用与挑战
随着科技的飞速发展,无人机成为近年来备受关注的热门话题。无人机的应用范围越来越广泛,但同时也带来了一些挑战。本文将探讨无人机的应用和挑战,并提出一些解决方案。
无人机在农业、快递、环境监测等领域的应用正变得越来越普遍。在农业方面,无人机可以用于农作物的喷洒、灌溉和巡视。它们可以更高效地完成这些任务,减少人力和时间成本。在快递领域,无人机可以实现快速、准确的送货服务,提高物流效率。在环境监测方面,无人机可以用于空气质量检测、火灾监测等,提供及时的数据和反馈。这些应用对社会发展和人们生活的便利性有着积极的影响。
然而,无人机的应用也面临着一些挑战。首先,无人机的安全问题是一个重要的关注点。由于无人机的飞行轨迹不受人控制,可能会造成飞行事故或隐私泄露等问题。其次,无人机的噪音和空气污染也是一个问题。在城市中使用大量无人机可能会增加噪音和空气污染,对居民的生活质量造成影响。此外,无人机的隐私问题也需要引起重视。无人机搭载的摄像头和传感器可能会侵犯个人隐私,引发争议。
为了解决这些挑战,我们需要采取一些措施。首先,加强无人机的监管和管理。政府应制定相关法规和标准,明确无人机的使用规定和飞行限制。其次,加强对无人机的安全技术研究。开发更先进的导航系统和避障技术,确保无人机的飞行安全。此外,我们也应加强对无人机的环保技术研究,减少噪音和空气污染。最后,加强对无人机的隐私保护。制定相关法规和政策,保护个人隐私不受侵犯。
总之,无人机的应用范围越来越广泛,但我们也需要面对一些挑战。通过加强监管和管理,加强安全技术研究,加强环保技术研究和加强隐私保护,我们可以更好地应对这些挑战,确保无人机的安全和可持续发展。
近三年英语高考范文 篇二:大数据的应用与影响
随着互联网的飞速发展,大数据已经成为近年来备受关注的热门话题。大数据的应用范围越来越广泛,但同时也带来了一些影响。本文将探讨大数据的应用和影响,并提出一些解决方案。
大数据在商业、医疗、教育等领域的应用正变得越来越普遍。在商业方面,通过对海量的数据进行分析,企业可以更好地理解市场需求和消费者行为,从而制定更准确的营销策略。在医疗领域,大数据可以帮助医生进行疾病诊断和治疗方案选择,提高医疗效率和准确性。在教育方面,大数据可以用于学生学习行为的分析和评估,帮助教师更好地了解学生的特点和需求,提供个性化的教学。
然而,大数据的应用也带来了一些影响。首先,大数据的隐私问题是一个重要的关注点。由于大数据涉及大量个人信息和数据,可能会引发隐私泄露和滥用的风险。其次,大数据的算法和模型可能存在偏差和错误,影响决策的准确性和公正性。此外,大数据的应用也可能会导致失业和职业转型的问题。一些传统职业可能会被自动化和机器取代,给部分人员带来就业压力。
为了解决这些影响,我们需要采取一些措施。首先,加强对大数据的监管和管理。政府应制定相关法规和政策,保护个人隐私和数据安全。其次,加强对大数据算法和模型的研究和监督。确保算法和模型的准确性和公正性,避免偏差和错误的影响。此外,我们也应加强对大数据的教育和培训,帮助人们适应职业转型和就业压力。
总之,大数据的应用范围越来越广泛,但我们也需要面对一些影响。通过加强监管和管理,加强算法和模型的研究和监督,加强教育和培训,我们可以更好地应对这些影响,实现大数据的安全和可持续发展。
近三年英语高考范文 篇三
Should students make friends on line? Some people say yes. The internet helps make many friends. Chatting on line, students can more freely express their feelings and opinions, and even get help with their foreign language studies.
Others, however, think students should not. They say making friends on line is a waste of time, which should be spent more meaningfully on study. Besides, some students get cheated on line.
It is my opinion that students should place their study, health and safety before other things. As for friendship, we can readily find it in our classmates and other people around us.
近三年英语高考范文 篇四
I have a dream from childhood. I want to be a journalist when I grow up. A journalist can do a lot of things. I prefer to go out rather than stay beside the desk. As a journalist, I can often go out to do interview or search news. In a word, if I am a journalist, I can usually go out for work. This is what I want. Secondly, I want to stand in the first line of the world, and not want to be out. Journalist is the bridge to collect news. This is a good way fit for my interest. Thirdly, I want to be useful for the society. I think making a variety of news well-known to all common people is kind of a useful person. At least, being a journalist, I would not be a useless person. Last but least, I want to help people. As a journalist, I can reveal some people’s difficulty to appeal the help of people from all walks of life. For example, if I report the difficulty of a poor family, it may cause the attention from other people and then automatically donate to them. In general, to be a journalist is very proud for me. I will try my best to reach my dream.
我从小就有一个梦想。当我长大后我想成为一名。可以做很多的事情。我宁愿出去外面跑也不愿意呆在桌子旁边工作。作为一名,我可以经常去做采访或搜索新闻。总之,如果我是一个,我就可以出去外面工作。这正是我想要的。其次,我想站在世界前线,而不想落后。是收集新闻的桥梁。这种方式很适合我的兴趣。第三,我想成为对社会有用的人。我觉得让各种各样的信息总所周知的人算是有用的人。至少,作为一个,我不会是一个没用的人。最后,我希望能够帮助别人。作为一个,我可以揭露一些人的困难,呼吁社会各界人士的帮助。例如,如果我把一个贫困家庭的困难告知大家,这就可能会引起他人的关注,然后主动帮助他们。总之,对我来说,成为一名是一件很自豪的事。我会尽我最大的努力去实现我的梦想。
近三年英语高考范文 篇五
Ways of making friends Everyone needs friends, so how to make true friends is very important to anybody. First of all, you must be friendly to others. Smile at others and you always sure to get a smile in return. You should think more of others than of yourself and try your best to make a stranger fell at home. Think as you are in his position. Try to remember others' names, which will make them fell that they have made an impression on you. If you don't agree with others,don't argue but discuss with them. Finally,don't believe those who leave their friends when they are in tr
ouble because “A friend in need is a friend indeed.”
交友的方式,每个人都需要朋友,所以如何结交真正的朋友对任何人都很重要。首先,你必须对别人友好。对别人微笑,你一定会得到微笑的回报。你应该多想想别人的想法,努力去做一个陌生人在家里。认为你在他的位置。试着记住别人的名字,这会让他们觉得他们给你留下了一个印象。如果你不同意别人的话,不要和他们讨论。最后,不要相信那些在遇到困难时就离开他们的朋友的人,因为“患难的朋友才是真正的朋友”。
近三年英语高考范文 篇六
Do you see the glass as half-full rather than hall empty? The two different answers to the question represent two different attitudes towards life — optimistic attitude and pessimistic attitude.
Optimism always leads to happiness, health and success while pessimism, by contrast, results in hopelessness, sickness and failure. That's because optimists and pessimists deal with the same challenges and disappointments in very different ways. When things go wong the pessimist tends to blame himself, while the optimist looks for loop holes. The optimist feels in control of his oval life. If things are going badly, he acts quickly, looking for solutions, forming a new plan of action, and seeking for advice. On the contrary, the pessimist yields to the arrangement of fate and moves slowly. He doesn't seek advice, since he assumes nothing can be done.
Most people are a mix of optimism and pessimism. Optimism is important in all aspects of our lives. If you can change your mind from pessimism to optimism, you can change your life.
你看到的杯子是半满,而不是半空的?对这个问题的不同回答代表两种不同的态度对待生活的乐观态度和悲观的态度。
乐观主义者总是带来幸福,健康和成功,而悲观,相反,导致绝望,疾病和失败。这是因为乐观者和悲观主义者在应对挑战和失望的方式非常不同。当事情黄了悲观主义者倾向于责备自己,而乐观主义者寻找漏洞。乐观主义者认为在他的椭圆形的人生。如果事情不顺利,他立刻做出反应,寻找解决办法,制定新的行动计划,并寻求建议。相反,悲观主义者屈服于命运的安排,慢慢地移动。他并不寻求建议,因为他认为没有什么可以做。
大多数人都是乐观主义和悲观主义。乐观是在我们生活的所有方面的重要。如果你可以改变你的心从悲观到乐观,你就可以改变你的生活。