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成人英語三級考試閱讀理解練習題及答案詳解
Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45.
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
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.
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
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.
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
答案及精解
1.【答案精解】B。推理題。從文中Broadband technology is seen as the key to the new digital economy.寬帶技術被看作新數字經濟的關鍵所在。可推斷出寬帶技術在新數字經濟中發揮了至關重要的作用。
2.【答案精解】C。細節題。從文章第三段句首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是固定的，即at a fixed monthly
rate。
3.【答案精解】A。細節題。從文章中...capable of carrying data up to 40 times conventional modem speeds得知新的傳播方式是通常的四十倍。
4.【答案精解】C。推理題。文章倒數第二段介紹了寬帶對家庭的好處，而文章倒數第一段介紹了寬帶對商務的好處，從而可以推出寬帶對家庭用戶和商務用戶都有利。
5.【答案精解】C。細節題。從文章最后一句Entire operations Can go online"整個操作都可在網上進行"一句即可得出答案
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