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1、高中英语作文范文 高考背诵 必备!高中英语作文范文Protecting the Environment-保护环境 Environmental problems are becoming more and more serious all over the world. For example, cars have made the air unhealthy for people to breathe and poisonous gas is given off by factories. Trees on the hills have been cut down and waste wate
2、r is being poured continuously into rivers.Furthermore, wherever we go today, we can find rubbish carelessly disposed. Pollution is, in fact, threatening our existence. The earth is our home and we have the duty to take care of it for ourselves and for our later generations. Fortunately, more and mo
3、re people have realized these problems. Measures have been taken to cope with these problems by the government. Laws have been passed to stop pollution. I hope the problem will be solved in the near future and our home will become better and better. Environmental problems are becoming more and more
4、serious all over the world. With the development of industry and agriculture, cars make GREat noises and give off poisonous gas. Trees on the hills have been cut down,and waste water is being poured continuously into rivers. Furthermore,wherever we go today, we can find rubbish carelessly disposed.
5、The whole ecological balance of the earth is changing. Massive destruction of environment has brought about negative effects and even poses a great threat to mans existence.We must face the situation that exists and take actions to solve our environmental problems. For instance, new laws must be pas
6、sed to place strict control over industrial pollution, the pub!ic must receive the education about the hazard of pollution and so on. We hope that all these measures will be effective and bring back a healthful environment. 我的理想 When I got settled, the total use of the microwave to do their own thin
7、gs to eat. One day, my father saw me, I am afraid to say that I grew up as a cook. I immediately shaken like a rattle-drum head, you said : That is not my ideal. When I grow up I want to IT (information technology) industries. Yes, I bought a computer five years ago after his father, I am familiar w
8、ith it day by day. Until last year, and I have formed a deep bond with it. From then on, I want success in the information technology industry to make contributions to the cause of national computer. But my father said I could only do in the field testing the game, is what the new game, and always l
9、et me play with, the report there will be any games. I think what he said is not their fault, I always play games recently, those who do not have a veteran like Flash. In recent days, I sprouted out of a bad idea : I will be playing the game that the network server to the black. My account will revi
10、se the highest level. However, I Xiangliaoyouxiang, this is wrong, but was caught by the police network is not good. When hackers but also need high computer skills. As a member of the IT industry is my ideal, I would like to advance this goal, to improve their computer skills 英语的重要性 The importance
11、of English rests with the language being used in most countries in the world as a communicating tool. For example, a German and a Chinese cant speak opposite sides language, but they both know English. And then there is no problem between their language communication. We must know the importance and
12、 learn the language earnestly. The key to learn English well is to recite words. Words are the bricks of language building.Only keeping them in our mind, can we master them. To learn English well,we need to listen more English broadcast and contact with more foreingers so that we can practise our li
13、stening comprehansion. Only in this way, can we study for the purpose of application 我的故乡英语作文 My beautiful home, where its spring scenic. Spring, my hometown, green grass and flowers are in bloom. Out of the tree branches, birds singing in the merry. Looking around is the continuous mountains, mount
14、ains and rolling hillsides in the spring, as if a domesticated hen the carpet, until the sky. Graceful flowers blossoming in a dotted mountains, attract colorful butterflies; in the depths of the mountain is the terraced rows of shapes, by definition, is the same as the stairs rice; a winding path t
15、o article rice into the ever-changing shape, some like crescent, and some, like boats, some as sickle . . in the spring, when seedling growth, fresh green color of the home that add still more beautiful. Summer, sun spit fire, but the hills in the home full of trees, in the shade of the shelter, the
16、 very cool; also known bird burst into song. Kind of ripe watermelon in the mountains, home of the watermelon usually round and bright, and that the air moon, as round; cut, I saw a bright red flesh, sweet and delicious; black seeds, like the eyes of swarthy . Autumn is a golden rice, breeze, rice s
17、tarted singing a harmony of the song, when hard-working farmers are harvesting rice; rice harvest of the cheerful sound of voices and interwoven success of the harvest of the symphony . Winter, although the trees have been dying, but is everywhere in the roadside grass and wild flowers, which stand
18、at attention in the cold. They tell you: If winter comes, can spring be far behind? This is my beautiful hometown, my favorite home 五一_My May Day Holiday I had a great time throughout my May Day Holiday. On Monday, I went BBQ with my classmates who threw a celebration party at our middle school prin
19、ciples flat. Our parents were invited to the party. Everybody was excited about the holiday. I ate a lot of delicious food at that time.On Tuesday, I went visiting my uncles family with my parents. We went to celebrate our good time at a fancy restaurant in Shanghai. Later that day, we sang karaoke
20、in my uncles house. We stayed for the night. On Wednesday, I went shopping with my cousins. We bought some brand name t-shirts and pants. In the afternoon, my cousins gave me a fun ride on the city highway. They also taught me how to drive their fancy car, so I tried to do some turning and parking.
21、It was not easy first. But I learnt quick.On Thursday, we returned home with many gifts from our trip. I tried to get some rest. At night, I chatted with my classmates on the phone, and I watched CCTV before going to bed. From Friday on, I started to finish up my homework assignments on my personal
22、laptop. Some of my assignments were quite boring. After I finished the homework, I emailed them to my teachers. That was the end of it. I started to prepare things for school on this coming Monday. All in all, I enjoyed my May Day Holiday in many ways. 我的英语老师 Our English Teacher Our English teacher,
23、 Ms Huang, came to our school in 1970. She has been an English teacher for more than 30 years. She works hard and has been a model teacher for many years. She is kind and friendly to us after class, but She is rather strict with us in class. She always encourages us to speak and read more English. S
24、he often says, Practice makes perfect. She is good at teaching and tries her best to make every lesson lively and interesting. She often gives us slide shows, teaches us English songs and helps us to put on short English plays. She is not only our teacher but also our friend. We all respect and love
25、 her. Tomorrow she is going to attend an important meeting, at which she will be given a medal for her advanced deeds. 做一个好学生 Three attributes can help people in their studies. First, a sense of responsibility is important for building a sound character. If you arent responsible, youll postpone your
26、 assignments or devote too little time to your schoolwork. Second, in school life, relationships between people are valuable. Friends can bring you happiness and laughter. In addition, you can discuss problems and pursue knowledge with them. Last, it is important to have a constructive philosophy of
27、 life. If you are defeated, dont be disappointed. Try to face your life and your studies with courage and determination. If you can work toward these goals, youll become a well-rounded and versatile student instead of being a bookworm. （1）二次函数的图象(抛物线)与x轴的两个交点的横坐标x1，x2是对应一What Is Success? 推论1 经过圆心且垂直
28、于切线的直线必经过切点.What is success? Different people hold different views on This question. Some think that one is successful if he can make a great deal of money. Others argue that success means holding an important government post. Still others believe that whoever has got high academic title is successf
29、ul. It is clear that there are quite different opinions on success. In order to become successful, you should first of all be both perseverance and hardworking. As you know, whatever you do, there are always two possible results: success and failure. When you fail, you should never lose heart. On th
30、e contrary, you must build up your confidence and work even harder. You should always keep in mind that perseverance is the mother of success and industry is the key to it. In addition, you should pay great attention to your work method. It is necessary for you to sum up your experience constantly a
31、nd improve the efficiency of your work. Finally, it is important for you to get along well with your co-workers, care for each other and help each other. If you follow these principles, you will certainly achieve remarkable success in the future. In my opinion, success means achieving brilliant resu
32、lts in ones work, that is, making outstanding contributions to the development of the country and bringing happiness to the people. So my conclusion is that even if one has made great progress in what he does, I dont think theres any reasons for him to be conceited. Dear Robert: 1.概念：一般地，若两个变量x，y之间对
33、应关系可以表示成(、b、c是常数,0)的形式，则称y是x的二次函数。自变量x的取值范围是全体实数。在写二次函数的关系式时，一定要寻找两个变量之间的等量关系，列出相应的函数关系式，并确定自变量的取值范围。How time flies! The happy days we shared often shines in my memory. What about you? As you know, my college entrance exam is approaching, which also announces the end of this sort of pressing study l
34、ife. HoweverI intend to have 推论2 经过切点且垂直于切线的直线必经过圆心.a meaningful summer vacation. First, I will learn to drive to get a driving license, which is a new activity for a high school graduate in China. I will have a good rest, enjoying my hobbies. Then I will take some English courses to improve my Engl
35、ish communication ability, With the 2008 Olympics beginning, I will be a participant of it, watching the basketball match between China and the US. I have been dreaming of Kobes performance long. After that, I will pay a visit to some tourist attractions to widen my horizon. 2、会数，会读，会写100以内的数，在具体情境中
36、把握数的相对大小关系，能够运用数进行表达和交流，体会数与日常生活的密切联系。That is the plan for my vacation. I am looking forward to being told about your arrangements of vacation. Give me your quick reply soon, OK?(6)直角三角形的外接圆半径Best wishes! Hello, everyone, Now Ill tell you something about our research project The World Food Crisis on
37、 behalf of our group. As you know, food shortages have hit many countries in the world and even caused social unrest in some areas. But who is responsible for the current world food crisis? First, annual world grains output has declined because of climate change. Then lots of farmland has been lost
38、due to the rapid development of industry and urbanization. Besides, faced with the rising energy prices, people have turned to the production of biofuels, which has worsened the severe situation. Then what should we do to deal with the problem? On one hand, we should focus on the environmental prote
39、ction and improve the ecology. On the other hand, strict measures should be taken to protect farmland. Of course, to build a harmonious world the developed countries should take their responsibilities to help the poor ones experiencing food shortage. 说明：根据垂径定理与推论可知对于一个圆和一条直线来说，如果具备：As for me, I will
40、 call on the people around me to live thriftily. And for the moment, I think, we should study hard to develop science and help solve the food shortage in the future. This form displays the result of a survey on how to spend students weekend. It says that few students are glued to their schoolwork an
41、y more. Instead, they prefer to surf on the internet, watch TV, go shopping rather than involve in sports games. Library and interest groups are available but not favourable.Personally I think, students are now freed from heavy burden but their spare time is not well arranged. They are expected to s
42、pend some time on what they learn instead of hanging out. More time should be spent not only on green field but also in the libraries to build up themselves physically and mentally. Besides, more interest groups should be established for students to widen their horizon and sharpen their brains so th
43、at they can become more creative eventually. All these will contributes a lot to a well-informed and highly qualified teenager. In conclusion, students should be more scheduled with colorful and fruitful activities. Dear Mr. Wang, 8、加强作业指导、抓质量。Were so pleased that you are willing to share our views.
44、 描述性定义：在一个平面内，线段OA绕它固定的一个端点O旋转一周，另一个端点A随之旋转所形成的圆形叫做圆；固定的端点O叫做圆心；线段OA叫做半径；以点O为圆心的圆，记作O，读作“圆O”In the course of the general revision, what we need is solid foundation. As you know, we didnt learn well enough in the first two years, so please slow down and make sure we have really mastered something. Be
45、sides, we need a little more time to think for ourselves. As for those important points which also make us confused, would you please give us more practice in case we forget? Meanwhile, we need your instruction, for example, in how to write in natural English. I still have another request: assign us
46、 less homework in order that we can do it more efficiently. 8.解直角三角形：在直角三角形中，除直角外，一共有五个元素，即三条边和二个锐角。由直角三角形中除直角外的已知元素，求出所有未知元素的过程，叫做解直角三角形（须知一条边）。By the way, we often feel frustrated, which has a very bad effect on our study. We would appreciate it if you would give us some encouragement from time to time.