From the passage, we can infer that "big bang" means______.
A. the explosion happened billions of years ago, from a single point of nearly infinite energy destiny, which brought about the present universe
B. the restructuring of the securities industry which took place in London during the late 1980s
C. the financial system reform that will happen in Japan
D. a thorough reform in the system of economy or politics etc
查看答案
计算机网络和多媒体通信的发展非常迅速，为了在居民小区开展点播电视(VOD) 的应用，用户计算机接入网络的速率应该至少达到______为好。
A. 100kb/s～1Mb/s
B. 1～20Mb/s
C. 20～1OOMb/s
D. 100Mb/s～1Gb/s
Tell him he should stop () and get some sleep.
A. worry
B. to worry
C. worrying
D. from worrying
Serv-U中可以限制用户名上传信息占用存储空间的选项是（）
A. 用户配额选项
B. 域配额选项
C. 用户上传下载率选项
D. 域上传下载率选项
According to the 28th annual survey of college freshmen conducted by the American Council on Education UCLA, ______.
A. more than half of college freshmen planned to seek advanced degrees
B. men, for the first time in the history of the survey, were more likely than women to pursue ail major types of advanced degrees
C. in 1993, more men than women sought such degrees
D. both A and C
微信支付 
支付宝支付