managed between as A. e-mail should be carefully (62)______to avoid unclear and inappropriate communication B. is known (63)____

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问题 managed between as
A. e-mail should be carefully (62)______to avoid unclear and inappropriate communication
B. is known (63)______spamming
C. This topic is hotly debated (64)______experienced Internet users and newcomers
    Electronic mail has been in widespread use for more than a decade, simplifying the flow of ideas, connecting people from distant offices and eliminating the need for meetings , but (65)______. As time goes on and more people surf the Net, the amount of unsolicited e-mail grows. Some folks reasonably assume that cyberspace mirrors many aspects of other forms of communications. It would seem that since telemarketing and direct mail are successfully used as marketing techniques for many businesses, it should follow that direct e-mail or unsolicited e-mail should also work. (66)______.
    Unlike receiving promotional materials through the mail or over the phone, e-mail does carry a cost to the recipient. "Bandwidth" is used every time when an e-mail message is sent and places a load on existing resources. The process of sending unsolicited e-mail to large, untargeted lists, or through mailing list discussion groups or Usenet newsgroups, (67)______. Spamming wastes bandwidth. Imagine if it became common practice for businesses to market this way. Not only would it be annoying for many, the load on the system would translate to higher access fees. Unlike regular mail where the sender pays the cost of delivering the mail, e-mail is cheap to send, and in some cases, expensive to receive.

选项

答案B

解析 空格前一句的意思为:每次发电子邮件都使用“带宽”,给现有资源带来负担。空格后一句的意思为:发送电子垃圾邮件浪费带宽。试想企业普遍采取这种方式营销的情形。所以,B项“被称为发送”垃圾邮件符合题意。所以,答案是B。
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