The equivalents of millions of telephone （ ） are transmitted on a single fiber,thinner than a human hair.
- Acalls
- Blines
- Ctalks
- Ddevices
相关推荐
-
1、Because of the（）nature of the agreemen
Because of the（）nature of the agreement, I was reluctant to discuss with him in office.AconfidentialBdelieateCsecretDsophisticated
-
2、One of the responsibilities of the Coa
One of the responsibilities of the Coast Guard is to make sure that all ships _______ follow traffic rules in busy harbors.AA cautiously B dutifully C faithfully D skillfully
-
3、With hundreds of millions of electron
With hundreds of millions of electronic (11)taking place daily, businesses and organizations have a strong incentive to protect the. (12) of the...
-
4、The question of the duration of the tr
The question of the duration of the transit（）primarily one of the intention of the parties.AtakesBisChasDmake
-
5、With hundreds of millions of electron
With hundreds of millions of electronic (11)taking place daily, businesses and organizations have a strong incentive to protect the. (12) of the...
-
6、One of the signs of the awakening of t
One of the signs of the awakening of the American Indians is（）Athe reappearance of the"powwow"Bthe legal steps they are taking to recover lan...