Of all the websites, one that has attracted attention recently is myspace.com. Most of this attention has come from the media and tells every reason ___56___ the website should be ___57___. The threat of Internet predators(窃掠者) is indeed a tough reality, ___58___ shutting down the site is not the answer. If myspace.com ___59___ shut down, another site would quickly ___60___ its place. Therefore, the right way is to teach teens how to use the site safely and educate them ___61___ who may be predators and how to __ 62___ them. The key to ___63___ safe on the Internet is to make sure that your profile(个人资料) is secure. The ___64___ way is to change the privacy setting on your profile to "private", which protects your information ___65___ only the people on your friend list can view it. Although this is ___66___, it is not perfect. Predators can find ways to view your profile if they really want to, ___67___ through backing in (黑客入侵) or figuring out their way onto your f
A. if
B. whether
C. however
D. whatever
| {{I}} Questions 11 to 13 are based on the
following passage. At the end of the passage, you will be given 15 seconds to
answer the questions. Now, listen to the passage.{{/I}} |
| It is hard to track the blue whale, the
ocean’s largest creature, which has almost been killed off by commercial whaling
and is now listed as an endangered species. Attaching radio devices to it is
difficult, and visual sightings are too unreliable to give real insight into its
behavior. So biologists were delighted early this year when with the help of the Navy they were able to track a particular blue whale for 33 days monitoring its sounds. This was possible because of the Navy’s formerly top-secret system of underwater listening devices spanning the oceans. Tracking whales is but one example of an exciting new world just opening to civilian scientists after the cold war as the Navy starts to share and partly uncover its global network of underwater listening system built over the decades to track the ships of potential ene A. an effort to protect an endangered marine species B. the civilian use of a military detection system ~ C. the exposure of a U.S. Navy top-secret weapon D. a new way to look into the behavior of blue whales [判断题]施工现场生产区、生活区、办公区应集中在一起设置，距离集中爆破区应不小于120.m
A.正确 B.错误 [单选题]电客车车体设计寿命为()年。
A.15 B.20 C.25 D.30 [单选题]按采购建筑材料的重要程度分类,下列选项中属于A类材料的是( )。
A.石材 B.危险化学品 C.焊接材料 D.模板 [判断题]160kVA的玻璃制造用户执行0.85的功率因数标准。
A.正确 B.错误 [单选题] 赔偿请求人在赔偿请求时效的()内,因不可抗力或者其他障碍不能行使请求权的,时效中止
A. 最初6个月 B. 最后6个月 C. 最初60天 D. 最后60天 [单选题]为提高透入工件的超声波能量，在探头和探测面间施加一种介质，这种介质称为（ ）。
A.A. 湿润剂 B.B. 耦合剂 C.C. 传声剂 D.D. 润滑剂 [单项选择]常引起肝细胞性黄疸的疾病是（）
A. 胆总管狭窄 B. 病毒性肝炎 C. 胆管癌 D. 原发性胆汁性肝硬化 E. 毛细胆管型病毒性肝炎 [判断题]电动机械或电动工具应做到“一机一闸一保护”。移动式电动机械应使用绝缘护套软电缆。
A.正确 B.错误 我来回答: 提交
|
