英語專四聽力備考素材
備考英語專四聽力，大家要多聽，多掌握，還要準備好的聽力素材。今天我們?yōu)榇蠹艺砹擞⒄Z專四聽力備考素材，一起來看一下吧。
聽力一
Open-source software
開源軟件
Open-source software is computer software that isavailable to the general public in source code form.
開源軟件是一種公開源代碼的計算機軟件。
If a person has enough knowledge about computersand computer programming,
如果一個人有足夠的計算機或者計算機編程知識，
he or she can change the program's source code.
他或她就能改變程序的源代碼。
The source code is like a set of directions that showthe program how to operate.
源代碼就是一組指令顯示程序如何操作。
People change the codes so that the program will operate in a way that will meet their needs.
人們改變編碼，使程序以他們想要的方式來運行。
Sometimes changing the code will make the program run faster.
有時候改變程序代碼會使程序運行更快，
Or it will take problems out of the program.
或者解決程序中的問題。
These problems can cause a computer program to shut down.
這些問題可能引起程序關閉。
People who change the source code of a computer program share these programs with eachother on the Internet.
改變計算機程序源代碼的人在因特網(wǎng)上與他人共享這些修改過的程序。
Programmers enjoy being able to improve computer programs on their own.
程序員們樂于自己去改善程序，
They enjoy being able to ask other people on the Internet for help with their programs.
他們在因特網(wǎng)上尋求關于程序的幫助。
Working together, people can improve computer programs for the good of the group.
在一起工作，人們可以提高計算機程序的集團利益。
聽力二
Skyscrapers
摩天大樓
Skyscrapers were invented in the United States.
摩天大樓最終誕生于美國。
As early as the 1880s, two new technicaldevelopments made these taller buildings possible.
早在19世紀80年代，兩項新技術的發(fā)展使得這些高樓成為可能。
One development was the mechanical elevator.
第一項是機械電梯，
It meant that people would not have to climb manysteps to reach the upper floors of tall buildings.
這意味著人們不用爬很多級樓梯才能到達高層建筑的較高樓層。
The development of steel building technology also helped make taller buildings possible.
鋼鐵建筑技術的發(fā)展也促使了更高層建筑的誕生。
Many experts consider the Home Insurance Building in Chicago to be the first skyscraper.
許多專家認為芝加哥的`家庭保險大樓是第一座摩天大樓。
This tower was about 55 meters tall.
它高55米，
Today this would not be considered much of a skyscraper.
這個高度在現(xiàn)在并不算是摩天大樓，
But at the time, this height was striking.
但在當時已經(jīng)很驚人了。
The structure was built using a steel frame.
整個建筑使用鋼鐵框架建造，
This frame was load-bearing,meaning that the steel skeleton would support the building'sweight, not its walls.
這個框架是承重的，意味著鋼架要支撐這棟樓的重量，而不是墻。
Before this technology, a taller building required creating thicker stone walls to support itsweight.
在這項技術之前，高樓要求用更厚的石頭來建墻。
Thick walls are extremely heavy,and allow less room for windows and light.
厚墻非常笨重，留給窗戶和光線的空間很少。
聽力三
Corporations
公司
A corporation is a kind of business organizationwith an unlimited lifetime.
股份有限公司是一種無時間限制的企業(yè)組織形式。
Corporations can sell stock as a way to raise money.
公司可以通過出售股票來籌集資金。
Stock represents shares of ownership in acompany.
股票是個人持有公司股份多少的憑證。
Investors who buy stock can trade their shares orkeep them as long as the company is in business.
只要公司處于經(jīng)營之中，投資者可以隨意出售或一直持有自己的股份。
A company might use some of its earnings to pay dividends as a reward to shareholders.
公司獲利后，會將收益的一部分當作回報分給股東，
Or it might reinvest the money into the business.
或是將錢再投資到公司的項目。
If shares lose value, investors can lose all of the money they paid for their stock.
如果股份失去價值，投資者就會虧掉購買股票的資金，
But shareholders are not responsible for the debts of the corporation.
但他們不承擔公司債務。
A corporation is a legal entity separate from its owners.
股份有限公司是獨立于所有者以外的法律實體。
A board of directors controls corporate policies.
董事會負責制定公司政策，
The directors appoint top company officers,but might or might not hold shares in thecorporation.
他們可以任命公司高級職員，但卻不一定持有公司的股份。
Corporations can have a few major shareholders.
公司可以有幾個主要股東，
Or ownership can be spread among the general public.
也可以將所有權分散給大眾。
聽力四
Insurance
保險
Insurance is a guarantee against financial loss.
保險是降低經(jīng)濟損失的一種保障。
Insurance policies can be bought for all sorts ofthings.
保險無所不保，
The most common kinds of insurance include life,health and property.
最常見的包括:人壽保險，健康保險及財產(chǎn)保險。
For example, an insurance company will pay torepair or replace the property if it is damaged or stolen.
例如:如果投保人的財產(chǎn)受到損毀或被盜，保險公司會為投資人支付維修或重購的費用。
How much a company will pay in the event of a claim depends on how much insurance thepolicyholder has bought. The amount may also depend on the conditions that led to thedamage.
保險金賠償?shù)亩嗌俨粌H與投保人購買保險金的多少有關，而且還與造成投保人損失的實際情況有關。
There are two main kinds of insurance companies.
保險公司有兩大類:
Insurance carriers provide insurance to individuals, groups and businesses.
原保險公司和再保險公司。原保險公司通常通過保險代理公司或保險經(jīng)紀人為個人，團體或企業(yè)提供保險;
Reinsurance companies help reduce the financial risk to carriers.
而再保險公司則為投保的原保險公司降低經(jīng)濟風險。
These are insurance companies for insurance companies.
這些都是保險公司。
Carriers usually sell their policies through insurance agencies or brokers.
運營人通常通過保險機構或經(jīng)紀人出售他們的政策。
Brokers bring together buyers and sellers.
經(jīng)紀人由買家和賣家匯集。
Large businesses often use brokers when choosing products to insure their workers, propertyand interests against risk.
大型企業(yè)在選擇產(chǎn)品上通常會讓經(jīng)紀人參與以確保他們的員工、財產(chǎn)和利益無風險。
聽力五
Identity Theft
身份竊取
Identity theft is considered one of the top crimes inthe United States.
身份竊取被認為是美國最嚴重的罪行之一。
Identity thieves steal personal information.
盜竊者竊取個人信息，
They collect Social Security numbers, bankingrecords and telephone numbers.
搜集社保賬號，銀行記錄以及電話號碼，
They use this information to request loans or getcredit cards in the name of the victim.
然后利用這些信息以受害者的名義申請貸款或辦理信用卡。
Victims of identity theft can spend years attempting to re-establish their financial history andgood name.
受害者可能要花幾年的時間去重新建立起自己的財務紀錄和信用;
Some have been denied jobs or arrested for crimes in which they were not involved.
有些受害者還會因此找不到工作或被冤枉被捕。
Identity thieves use several methods to get what they need.
盜竊者常不擇手段以獲得自己想要的信息。
They may trick people into giving personal information over the telephone.They also may stealdocuments containing such information.
他們可能通過電話從受害者那里騙取個人信息或盜取包含這些信息的文件。
American lawmakers will consider plans to increase supervision of companies that collectpersonal information.Several plans have been proposed to help individuals whose personalinformation was stolen.
如今，美國立法者有意加強對收集個人信息的公司的監(jiān)督管理，現(xiàn)已提出幾個方案幫助那些丟失個人信息的人。
Another proposal would let Americans halt any investigation into their financial history withouttheir permission.
另一項提議則要求停止任何未經(jīng)允許的個人過去財務狀況的調查。
以上就是為大家整理的英語專四聽力備考素材，希望能夠對大家有所幫助。對于備考專四的人來說，好的備考方法和好的備考素材同樣重要，所以大家一定不能夠忽略任何一個，否則是會影響聽力的提升的。
