2. 外语
  3. Most people who go online have mainly positive experience. But,(1)______ any endeavor—traveling, cooking, or attending school—th

Most people who go online have mainly positive experience. But,(1)______ any endeavor—traveling, cooking, or attending school—th

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问题     Most people who go online have mainly positive experience. But,(1)______ any endeavor—traveling, cooking, or attending school—there are some risks. The online world, like the(2)______ of society, is made up of a wide array of people. Most are(3)______ and respectful , but some may be rude and insulting ,(4)______even mean and exploitative. Children get a lot of benefits from being online, but they can also be(5)______of crime and exploitation in this as in any other environment. Trusting, curious, and(6)______ to explore this new world and the relationships it brings, children need parental(7)______and commonsense advice.
    Although there have been some highly(8)______cases of abuse involving the Internet and online services, reported cases are(9)______ infrequent. Of course, like most crimes(10)______children, many cases go unreported, especially if the child is(11)______ in an activity that he or she does not want to discuss with a parent.
    The fact that crimes are being (12)______ online, however, is not a reason to(13)______ using these services. To tell children to stop using these services would be like telling them to(14)______ attending school because students are sometimes(15)______ there. A better strategy would be to instruct children about both the benefits and dangers of cyberspace in order that they could better protect themselves in any(16)______ dangerous situation.
     (17)______children need a certain(18)______ of privacy, they also need parental involvement and supervision in their daily lives. The same parenting skills that(19)______ to the "(20)______ world" also works while online.
(18)
选项 A、number
B、amount
C、quantity
D、account
答案B
解析 名词辨析题。[B]an amount of可以与不可数名词连用，表示“一定量的”，因此该项正确。a number of和可数名词连用，表示“许多”，故排除[A]；[C]quantity一般用于in quantity结构中，故排除；[D]account“账户；报告”，与原文不符。
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