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  3. Broadband technology is seen as the key to the new digital economy. In this r

Broadband technology is seen as the key to the new digital economy. In this r

游客2023-09-30  44
问题    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.
   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.
   For home owners and families there are many advantages. One of the most important is simultaneous access to both telephone lines and the Internet. For businesses, broadband can improve customer relations and provide direct access to corporate e-mails and databases. Entire operations can go online.  [br] Compared with the modem speed the broadband technology can transmit data_______.
选项 A、at up to forty times of ordinary speed
B、much more faster
C、at a high speed
D、within a second
答案 A
解析 从文章第二段“…capable of carrying data up to 40 times conventional modem speeds”可知新的传播方式是通常的四十倍。因此选A。
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