英语四级必备范文.docx

1、英语四级必备范文英语四级必备范文Online Shopping Online shopping, as an act of buying products and services over the Internet, is growing in popularity ever, which has been significantly shocking our lifestyles. Many individuals favor this kind of shopping because of its ease. But like any other newborn device, peop

2、le may unconsciously expose themselves to the threat from it by incaution. For those who work for lengthy hours, the internet offers them much convenience. First of all, they do not have time to visit the store during regular trading hours, while online retailers allows orders twenty-four hours a da

3、y. As well, online shopping gives the customers the facility to compare prices and features of the products thanks to the detailed product description. In most occasions, the items are cheaper than online than in the conventional stores, making it an appeal to most people. While there are numerous a

4、dvantages of online shopping, there are also threats and fears regarding this way of shopping. Information security is the key concern. Online payment may not be so secure because of identity theft. Another problem of online shopping is encountering misleading and false product information. In my vi

5、ewpoint, online shopping is a double-edged sword. Buying on reputed online stores is a good solution to ensure the pleasure and comfort of the internet shopping.Nothing Succeeds Without a Strong Will It is universally acknowledged that people cannot succeed or achieve their targets without a strong

6、will and persistence. One of the most typical examples is that in present-day society, a growing number of people give up or fail to quit smoking just because of their poor willpower during the process. A variety of factors may account for this phenomenon as follows. For one thing, no one can deny t

7、he fact that persistence is the key point in accomplishing ones task. It is of importance for people to stick to their original aim. A great number of dragsters would stop smoking a couple of days after they have made their determination, but only a few of them may succeed in the end. For another, t

8、he people who cannot quit smoking may easily be affected by his circumstance and surroundings. In that case, people tend to fail to resist various temptations around them. From what has been discussed above, we may safely come to the conclusion that only by concentrating on the object and strong sel

9、f-discipline can we obtain our goals successfully in the future. Information Security The human beings are stepping into the information society. The information industry develops increasingly, so do the hackers, trick-playing teens, exploring children, fraudsters, and serious white-collar criminals

10、. Thus, information security becomes an impending important issue. In case of information breach, the victims a government department, an organization or an institution, or a company, will inevitably suffer great or small loss. Government may be threatened with national security. Companies may lose

11、opportunities to develop new projects. And the publics and users? confidence will be damaged. Then how to deal with this issue? Technology is only a partial solution to information security. Whats more important is that organizations and companies should promote the awareness on information security

12、 to its staff. However, since no system can ever be 100 percent secure, a prevention-only approach to information security management is not enough. Companies and organizations should adopt a dual approach to information security management by combining prevention and detection techniques1. 现在大学生宿舍几

13、乎人手一台电脑 2. 有些人认为会促进学生的学习，有些人认为会影响学生的学习 3. 你的看法 【范文】 Computers in Students Flats Nowadays, an increasing number of students flats have computers installed in them. Computer presents a vivid world in front of students. But there is no agreement among people concerning the effects of computers in stude

14、nts flats. Some people contend that computers in students apartments will have a bad influence on their study. Influenced by each other, students will become indulged in computer games or surfing the Internet without paying more attention on study. However, others maintain that computers in students

15、 apartments will promote their study. If they encounter some problems about study, they can log on the Internet and search for related information without going to ask for their teachers frequently. For my part, it is the most important thing for students to make proper use of the computers in dorms

16、. While students enjoy the convenience of computers, they should be alert to problems of computers. Addicted to playing games or surfing aimlessly on the Internet will do much harm. Otherwise, any attempt to use computer for study will end up as nothing but an empty dream.The place of Science and Te

17、chnology in Modern LifeHuman life can not continue without science and technology. For many years, human society has developed with the advance of science and technology while the development of science and technology has in turn brought the process to mankind. So the life we are living now is more

18、civilized than that of our fore fathers. The development of science and technology have brought about many changes in peoples life. For example, the invention of television and space rocket have opened a new era for mankind. Through the use of TV people can hear the sound and learn the events happen

19、ing thousands of miles away. Owing to the invention of spaceship and rocket, the dream of mans landing on the moon has now come true. Science and technology also play an important role in our socialist construction. We may say, our socialist construction is just like a skyscraper, while science and

20、technology are its base. Without the base, the skyscraper cant be built. Therefore, we should try our best to contribute to the development of science and technology so as to provide a more solid base to build our country.一、 the + est + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc

21、) the most + 形容词 + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc) 例句：Helen is the most beautiful girl that I have ever seen. 海伦是我所看过最美丽的女孩。Mr. Chang is the kindest teacher that I have ever had. 张老师是我曾经遇到最仁慈的教师。二、Nothing is + er than to + V Nothing is + more + 形容词 + than to + V 例句：N

22、othing is more important than to receive education. 没有比接受教育更重要的事。三、 cannot emphasize the importance of too much.（再怎么强调.的重要性也不为过。） 例句：We cannot emphasize the importance of protecting our eyes too much. 我们再怎么强调保护眼睛的重要性也不为过。四、There is no denying that + S + V .（不可否认的.） 例句：There is no denying that the qu

23、alities of our living have gone from bad to worse.不可否认的，我们的生活品质已经每况愈下。五、It is universally acknowledged that + 句子 （全世界都知道.）例句：It is universally acknowledged that trees are indispensable to us. 全世界都知道树木对我们是不可或缺的。六、There is no doubt that + 句子 （毫无疑问的.） 例句：There is no doubt that our educational system le

24、aves something to be desired. 毫无疑问的我们的教育制度令人不满意。七、An advantage of is that + 句子 （.的优点是.） 例句：An advantage of using the solar energy is that it wont create (produce) any pollution. 使用太阳能的优点是它不会制造任何污染。八、The reason why + 句子 is that + 句子 （.的原因是.） 例句：The reason why we have to grow trees is that they can pr

25、ovide us with fresh air./ The reason why we have to grow trees is that they can supply fresh air for us. 我们必须种树的原因是它们能供应我们新鲜的空气。九、So + 形容词 + be + 主词 + that + 句子 （如此.以致于.） 例句：So precious is time that we cant afford to waste it. 时间是如此珍贵，我们经不起浪费它。十、Adj + as + Subject（主词）+ be, S + V （虽然.） 例句：Rich as our

26、 country is, the qualities of our living are by no means satisfactory. by no means = in no way = on no account 一点也不虽然我们的国家富有，我们的生活品质绝对令人不满意。十一、The+er+S+V,the+er+S+VThe+more+Adj+S+V,the+more+Adj+S+V（愈.愈.）例句：Theharderyouwork,themoreprogressyoumake.你愈努力，你愈进步。Themorebooksweread,themorelearnedwebecome.我们

27、书读愈多，我们愈有学问。十二、By+Ving,can（借着.，.能够.）例句：Bytakingexercise,wecanalwaysstayhealthy.借着做运动，我们能够始终保持健康。十三、enable+Object（受词）+to+V（.使.能够.）例句：Listeningtomusicenableustofeelrelaxed.听音乐使我们能够感觉轻松。十四、Onnoaccountcanwe+V（我们绝对不能.）例句：Onnoaccountcanweignorethevalueofknowledge.我们绝对不能忽略知识的价值。十五、Itistime+S+过去式（该是.的时候了）例句

28、：Itistimetheauthoritiesconcernedtookproperstepstosolvethetrafficproblems.该是有关当局采取适当的措施来解决交通问题的时候了。十六、Thosewho（.的人.）例句：Thosewhoviolatetrafficregulationsshouldbepunished.违反交通规定的人应该受处罚。十七、Thereisnoonebut（没有人不.）例句：Thereisnoonebutlongstogotocollege.没有人不渴望上大学。十八、be+forced/compelled/obliged+to+V（不得不.）例句：Si

29、ncetheexaminationisaroundthecorner,Iamcompelledtogiveupdoingsports.既然考试迫在眉睫，我不得不放弃做运动。十九、It isconceivablethat+句子（可想而知的）Itisobviousthat+句子（明显的）Itisapparentthat+句子（显然的）例句：Itisconceivablethatknowledgeplaysanimportantroleinourlife.可想而知，知识在我们的一生中扮演一个重要的角色。二十、Thatisthereasonwhy（那就是.的原因）例句：Summerissultry.T

30、hatisthereasonwhyIdontlikeit.夏天很燠热。那就是我不喜欢它的原因。二十一、Forthepast+时间，S+现在完成式.（过去.年来，.一直.）例句：Forthepasttwoyears,Ihavebeenbusypreparingfortheexamination.过去两年来，我一直忙着准备考试。二十二、Since+S+过去式，S+现在完成式。例句：Sincehewenttoseniorhighschool,hehasworkedveryhard.自从他上高中，他一直很用功。二十三、Itpaysto+V（.是值得的。）例句：Itpaystohelpothers.帮助别人是值得的。二十四、bebasedon（以.为基础）例句：Theprogressoftheesocietyisbasedonharmony.社会的进步是以和谐为基础的。二十五、Sparenoeffortto+V（不遗余力的）例句：Weshouldsparenoefforttobeautifyourenvironment.我们应该不遗余力的美化我们的环境。二十六、bringhometo+人+事（让.明白.事）例句：Weshouldbringhometopeoplethevalueo