英语雅思口语

Haze: Haze is air pollution in which is mixed up with dust, smoke and other dry particles ,and it obscure the clarity of the sky and interacts with the natural environment.This kind of air pollutant come from a variety of natural and manmade sources. Natural sources can include windblown dust, and soot from wildfires. Manmade sources can include motor vehicles, and industrial fuel burning, and manufacturing operations. The one of the main cause that touches off haze is manufacturing operations. Many factories were over measure produced the smog that had over the standard and the smog seriously influence the air become air pollution.The components that make up haze may have negative effect on people's health especially that of the children and the elderly.Also not excluded are those who have certain diseases such as asthma, allergy, and pneumonia and lung disease. Workers working in the open air have a high risk in their health.One of effective solutions to help eliminate haze is to make some chemistry changes during the manufacturing process, so it could reduce harmful emissions which are produced by manufacturing operations.Phone:Nowadays, with the development of technology, more and more people use the mobile phone in their life. On the one hand to make us more convenient, but use phones do harm to our health. But the overuse of mobile phone becomes more and more excessive. Not only adult overuse the mobile phone, but also some children and teenagers overuse the phone.On the one hand, the overuse of mobile phone does harm to our health and eyesight. On the other hand, this behavior influences our study and daily life. Scientists found that mobile phones can cause brain cancer. If you talk for so many hours, you are going to have headache and ear problems. It is known to us all, the mobile phone has radiation and cannot be used for a long time, ifnwe overuse it, our health will be affected. Refer to the science magazine, overuse the mobile phone will affect our sleep, damage our hearing and distract our attention. Furthermore, the inappropriate use of mobile phones could be bothersome. For example, it is very inappropriate to here a mobile phone ringing during a formal conversation, during a lesson, in a library or in a cinema. Finally, mobile phones waste too much time. An American survey show that the teen-ager will spend average 2 hours sending messages every day. We should decrease the use of the mobile phone.In a word, the overuse of the mobile phone do harm to our health. So we should not overuse the mobile phone.Cyber bully-human flesh search:As every coin has two sides and the human search engine is not an exception, it has both advantages and disadvantages. Today, It’s common to use human search engine. First, the search engine has played a role in helping the policeman to find some people who deserve to be punished for their wrong doing. Second, when some disasters like earthquakes occur, the search engine makes people get in touch with their family and friends more quickly and conveniently,comforting people to a certain extent. Third, when we want to know about someone from every aspect we would turn to the human search engine for help first. When it comes to the disadvantage, we can’t ignore the possible abuse of the search engine, which could violate the basic rights of the country's citizens. For one thing, the information we get from the search engine has been post to the Internet before without asking the one we search. For another thing, the information we get may be untrue or private. As a result, the abuses of the search engine would do harm to people even their family both mentally and physically. Through the above analysis, I believe that the positive aspects overweigh the negative ones. Therefore, the human search engine should be regulated strictly. The government should set up a thorough law system about the u se of the human search engine. What’s more, the person and the information we search in the search engine should be regulated and empowered. Only by these ways, can we make full use of the human search engine and protect the country's citizens’ privacy at the same time.The popularity of entertainment shows:Mango TVFast living rhyme enjoy the fast cultureLiving show like running man, the truly starsThe devotion increase, idea, interestingThe soap opera levelPeople’s hesitation to offer their help to those in need.CheatWrong ResponsibilityWorth value: selfishThe over-silence of the Chinese students in class.Long time disciplineFreedom to talk in classStandard answer make it hard to express oneself to avoid the mistakeThe pros& cons of the system of students’ assessment of teaching. (学生评教系统的好与坏)Pros: the standard to judge a teacher on teaching. Teacher will spend more time on teaching well. The right for student to judge their teacherCons: fixed judge full a ; perfunctory。