TheInternetisanamazinginformationresource.Students,te...
问题详情:
The Internet is an amazing information resource. Students, teachers, and researchers use it as ____61____ investigative tool. Journalists use it ____62___(find) information for stories. Doctors use it to learn more about unfamiliar diseases and the ____63____(late) medical development. Ordinary people use it for shopping, banking, bill-paying, and communicating with family and friends ___64____(live) far away or in different parts of a city. People all over the world use it to connect with individuals from ____65___ countries and cultures. ___66___, although there are many positive developments ____67____(associate) with the Internet, there are also certain fears and concerns. One concern relates to a lack of control over ___68___ appears on the Internet. With television and radio there are editors to check the accuracy or appropriateness of the content of programs, and with television there are restrictions on what kinds of programs can ___69___(broadcast) and at what times of the day. With the Internet, parents can not check a published guide to determine what is suitable ___70___ their children to see.
【回答】
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知识点:语法填空
题型:未分类
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问题详情:打秋千时,为使秋千越荡越高,人应有一个从直立到蹲下,又从蹲下到站直的过程.则打秋千时 A.人的机械能是守恒的 B.人应在最低点站起来 C.人应在最高点站起来 D.人在最低点时失重【回答】C知识点:未分类题型:选择题...
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