大学英语四级-252及答案解析.doc

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1、大学英语四级-252 及答案解析(总分：100.00，做题时间：90 分钟)一、Writing(总题数：5，分数：100.00)1.For this part, you are allowed 30 minutes to write a short essay entitled The Importance of Sharing . You should write at least 120 words but no more than 180 words according to the following guidelines: What is about sharing? Why is

2、it important to share with others? How should I share with others? （分数：20.00）_2.For this part, you are allowed 30 minutes to write a short essay, entitled Air Pollution . You should write at least 120 words but no more than 180 words following the outline given below: Talk about air pollution by cit

3、ing examples. What kind of measures can be taken to tackle the problem? （分数：20.00）_3.Write a short essay entitled On Too Frequent Upgrading of Smart-phone Apps . You should write at least 120 words but no more than 180 words according to the following guidelines: Nowadays, people become increasingly

4、 reliant on their smart phones. Too frequent upgrading of smart-phone apps has annoyed many users. What“s your opinion about excessive upgrading of smart-phone apps? （分数：20.00）_4.For this part, you are allowed 30 minutes to write a short essay entitled Idol Craze . You should write at least 120 word

5、s but no more than 180 words following the outline given below: Idol craze hasn“t cooled down these years. Many argue that idol craze has more disadvantages than advantages. What do you think about idol craze? （分数：20.00）_5.Write a short essay entitled What Can Be Done to Tackle the Haze Problem ? Yo

6、u should write at least 120 words but no more than 180 words according to the following guidelines: Many big cities are affected by severe hazy conditions. What has caused the problem? What kind of measures do you think can be taken to solve the problem? （分数：20.00）_大学英语四级-252 答案解析(总分：100.00，做题时间：90

7、分钟)一、Writing(总题数：5，分数：100.00)1.For this part, you are allowed 30 minutes to write a short essay entitled The Importance of Sharing . You should write at least 120 words but no more than 180 words according to the following guidelines: What is about sharing? Why is it important to share with others?

8、How should I share with others? （分数：20.00）_正确答案：()解析：参考范文 The Importance of SharingSharing is about possessing something with others rather than by yourself. As the Chinese old saying goes: Give roses to others and the lasting fragrance will remain in your hand. That is to say, sharing benefits both

9、 you and others. It is very important to share with others. For one thing, it is sharing that enriches our daily life. For another, sharing brings us a sense of happiness and satisfaction. Sharing your happiness with friends will make you both happy. Sharing your sadness with friends will make you l

10、ess sad. Therefore, I should keep sharing in mind and share smiles and tears with my friends. Besides, I should participate in charitable activities and be a volunteer to help others. In addition, if I get the first prize in a contest I will tell my friends. Anyway, sharing nay emotion and things wi

11、th others will not only increase my happiness, but also give other people the opportunity to taste the joyful moment I have experienced.2.For this part, you are allowed 30 minutes to write a short essay, entitled Air Pollution . You should write at least 120 words but no more than 180 words followin

12、g the outline given below: Talk about air pollution by citing examples. What kind of measures can be taken to tackle the problem? （分数：20.00）_正确答案：()解析：参考范文 Air PollutionMany people have come to realize that the air we breathe is being seriously polluted. We cannot see as many blue skies in big citie

13、s as we did dozens of years ago. PM2.5 index, an indicator of air quality, has been going up steadily. More and more city dwellers are equipped with masks when they are in the open air. To tackle the air pollution problem, not only should the government take effective measures, but also each enterpr

14、ise and city resident should join the efforts. The government should enforce stricter laws and regulations to crack down on polluters. Enterprises should spend more money on reducing emission of pollutants. For individuals, we should try to use the fuel-efficient means of transportation like bus and

15、 subway, recycle and reuse materials, and purchase energy-efficient goods. All in all, it is every citizen“s duty to do something to improve the air quality. Only when we form synergy in the battle against air pollution can we enjoy better air quality in the future.3.Write a short essay entitled On

16、Too Frequent Upgrading of Smart-phone Apps . You should write at least 120 words but no more than 180 words according to the following guidelines: Nowadays, people become increasingly reliant on their smart phones. Too frequent upgrading of smart-phone apps has annoyed many users. What“s your opinio

17、n about excessive upgrading of smart-phone apps? （分数：20.00）_正确答案：()解析：参考范文 On too Frequent Upgrading of Smart-phone AppsNowadays, we become increasingly reliant on our smart-phones, which turn out to be the most indispensable electronic gadget in our life. However, too frequent upgrading of smart-ph

18、one apps has confused and annoyed many users. In my view, I do not think it necessary to upgrade smart-phone apps too frequently. It is apparent that frequent upgrading of smart-phone apps may not bring the optimum user experience. In the first place, the performance of trial versions may not be sta

19、ble enough, which will slow the processing speed of smart-phones and lead to system instability. In the second place, the issue of incompatibility may arise when apps designers fail to take into consideration unique features of various operating systems as well as different hardware configurations o

20、f smart-phones. In addition, frequent upgrading of apps may pose security risks to smart-phones, which will become more vulnerable to viruses. To put it simply, we should think twice before upgrading our smart-phone apps. The upgrading of apps should be based on our actual needs instead of our desir

21、e to follow the trend.4.For this part, you are allowed 30 minutes to write a short essay entitled Idol Craze . You should write at least 120 words but no more than 180 words following the outline given below: Idol craze hasn“t cooled down these years. Many argue that idol craze has more disadvantage

22、s than advantages. What do you think about idol craze? （分数：20.00）_正确答案：()解析：参考范文 Idol CrazeIdol craze hasn“t cooled down these years. Idols mainly gain their popularity among teenagers, who are obsessed with their songs or movies. Some people believe that idol craze may benefit teenagers since it ma

23、kes them passionate and energetic. What“s more, teenagers can emulate their favorite idols“ good personality traits. However, more people hold that idol craze does more harm than good to teenagers. For instance, teenagers are likely to spend beyond their means to show their support for their idols.

24、They may purchase all the albums or concert tickets of their idols. Some teenagers may even be tempted to imitate the undesirable behaviors of their idols, such as drug-taking, smoking or drinking. From my perspective, teenagers should avoid becoming crazy fans of idols since they are not sophistica

25、ted enough to distinguish between right and wrong. At least, blind worship of idols should be discouraged. It is necessary for those who worship idols to learn how to absorb the essence and discard the dross.5.Write a short essay entitled What Can Be Done to Tackle the Haze Problem ? You should writ

26、e at least 120 words but no more than 180 words according to the following guidelines: Many big cities are affected by severe hazy conditions. What has caused the problem? What kind of measures do you think can be taken to solve the problem? （分数：20.00）_正确答案：()解析：参考范文 What Can Be Done to Tackle the H

27、aze Problem?China has been increasingly hit with severe hazy conditions since the beginning of this century. In many big cities, where the pollutants in the air can“t be dispersed without strong wind, the haze problem is worse. As a result, the incidence of respiratory disease among city dwellers ha

28、s been on the rise. The cause of the haze is no mystery. With rapid industrialization, many steel and power plants bum a lot of coal. Without resorting to the clean technology, these factories emit smoke and fume directly into the atmosphere. The past decade has also witnessed a surge in the number

29、of private cars. This would not have posed an environmental problem to the cities if the quality of gas is good and the car engines meet the emission standard. With fast-paced urbanization, the sand and dirt released from numerous construction sites also contribute to the haze problem. In order to tackle this problem, we should reduce the use of private cars and choose public transport. The government should strictly enforce the environmental laws and severely punish polluters.