2021年公共英語三級(jí)沖刺模擬試題（六）

2021年下半年公共英語考試正在備考中，編輯推薦：2021年公共英語三級(jí)沖刺模擬試題匯總。環(huán)球網(wǎng)校為考生提供 免費(fèi)預(yù)約短信提醒功能，考生預(yù)約后會(huì)提醒您2021年下半年公共英語準(zhǔn)考證打印時(shí)間和考試時(shí)間!請(qǐng)及時(shí)預(yù)約。

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Digital economy,as a relatively broad concept,can be included in the category of economic forms that directly or indirectly use data to guide resources to play a role and promote the development of productivity.Broadband technology is seen as the key to the new digital economy.

In this rapidly changing world,media and technology information Can be sent via phone calls and downloads like music,graphics,business information or films.

The simpler the information,the smaller the package and the narrower the bandwidth needed to deliver it.

Broadband is used for high speed Internet connections at a fixed monthly rate.It turns an exciting telephone line into a high speed digital line capable of carrying data up to 40 times conventional modem speeds.

Any download is available at the click of a mouse-there is no dial-up as there is with standard Internet Service Providers.

For home owners and families there are many advantages.One of the most important is simultaneous(同時(shí)的.access to both telephone lines and the Internet.No queses and no delay.

For businesses,broadband can impove customer relations and provide direct access to corporate e-malls and databases.Entire operations can go online.

1.The function that broadband technology has on the new digital economy is ________.

A.further

B.critical

C.costly

D.global

參考答案：B

參考解析：根據(jù)第一段，Broadband technology is seen as the key to the new digital economy.寬帶技術(shù)被看作新數(shù)字經(jīng)濟(jì)的關(guān)鍵所在。

2.How much does a user pay if he has broadband technology installed?

A.It depends On the length of time.

B.It depends on the times of dial-up.

C.He pays at a fixed monthly rate.

D.He pays a lot of money.

參考答案：C

參考解析：根據(jù)第四段，Broadband is used for high speed Internet connections at a fixed monthly rate可以得出，使用者每月所付寬帶費(fèi)是固定的，即at a fixed monthly rate。

3.Compared with the modem speed the broadband technology can transmit data ________.

A.at up to forty times of ordinary speed

B.much more faster

C.at a high speed

D.within a second

參考答案：A

參考解析：根據(jù)第四段，…capable of carrying data up to 40 times conventional modem speeds…能夠傳輸40倍于傳統(tǒng)調(diào)制解調(diào)器速度的數(shù)據(jù)。

4.Who can take advantage of the broadband technology according to the passage?

A.Family members.

B.College students.

C.Both home owners and businessmen.

D.Only businessmen and their partners.

參考答案：C

參考解析：文章倒數(shù)第二段介紹了寬帶對(duì)家庭的好處，而文章倒數(shù)第一段介紹了寬帶對(duì)商務(wù)的好處，從而可以推出寬帶對(duì)家庭用戶和商務(wù)用戶都有利。

5.With the broadband technology companies can have all their operations done

A.during the work days.

B.during the whole week

C.online

D.offline

參考答案：C

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