A.it causes damage to Net browsers
B.it can break into Internet sites
C.it can be used to cause disorder on all sites
D.it can be used by people with evil intent
A.to investigate the security of Internet sites
B.to improve the security of the Internet system
C.to prevent hackers from breaking into websites
D.to download useful programs and information
开始考试点击查看答案A.2), the author means that ______.A.those happy times appear still to be with us
B.there simply wasn’t any crime to worry about
C.many sites are not well-protected
D.hackers try out tricks on an Internet site without actually breaking in
开始考试点击查看答案A.Whether it can be detected and checked.
B.Whether it will lead to widespread food shortage.
C.Whether global warming will speed up in the future.
D.B.Whether it will lead to widespread food shortag
E.C.Whether global warming will speed up in the future.D.Whether it will affect their own lives.
开始考试点击查看答案A.It limited their supply of food.
B.It made their eggshells too fragile.
C.It destroyed many of their nests.
D.B.It made their eggshells too fragil
E.C.It destroyed many of their nests.D.It killed many baby bald eagles.
开始考试点击查看答案A.One of the bridges between North and South London collapsed.
B.The heart of London was flooded.
C.An emergency exercise was conducte
D.D.100 people in the suburbs were drowned.
开始考试点击查看答案A.enthusiastic
B.critical
C.positive
D.indifferent
开始考试点击查看答案A.we should make full use of the Internet before security measures are strengthened
B.we should alert the most influential businessmen to the importance of security
C.influential businessmen should give priority to the improvement of Net security
D.net inhabitants should not let security measures affect their joy of surfing the Internet
开始考试点击查看答案A.make dramatization an important aspect of students’ learning
B.make inspired play an integral part of the learning process
C.improve students’ learning performance
D.make study just as easy as play
开始考试点击查看答案A.it draws the close attention of the students
B.it conforms in a way to the design of the Creator
C.it presents course content in a scientific and objective manner
D.it helps students to comprehend abstract theories more easily
开始考试点击查看答案A.college education should be improved through radical measures
B.more freedom of choice should be given to students in their studies
C.traditional college lectures should be replaced by dramatized performances
D.interaction should be encouraged in the process of teaching
开始考试点击查看答案投资项目管理师投资项目管理师宏观经济政策2013年投资项目管
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类别:建筑类其它投资项目管理师投资项目管理师宏观经济政策2010年投资项目管
类别:建筑类其它投资项目管理师投资项目管理师宏观经济政策2010年投资项目管
类别:建筑类其它投资项目管理师投资项目管理师宏观经济政策2010年投资项目管
类别:建筑类其它投资项目管理师投资项目管理师宏观经济政策2010年投资项目管
类别:建筑类其它投资项目管理师投资项目管理师宏观经济政策2010年投资项目管
类别:建筑类其它投资项目管理师投资项目管理师宏观经济政策2010年投资项目管
类别:建筑类其它投资项目管理师投资项目管理师宏观经济政策2010年投资项目管
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