A.Their functions cannot be replaced by E-mail.
B.They will co-exist with E-mail for a long time.
C.Less and less people will use them.
D.They will play a supplementary function to E-mail.
A.Even dogs are interested in the computer.
B.E-mail has become very popular.
C.Dogs are liberated from their usual duties.
D.E-mail deprives dogs of their owners' lov
开始考试点击查看答案A.The quick speed of correspondence may have ill-effects on discoveries.
B.Although it does not speed up correspondence, it helps make discoveries.
C.It quickens mutual communication even if it does not accelerate discoveries.
D.It shrinks time for communication and accelerates discoveries.
开始考试点击查看答案A.Electronic routes used to read home and international journals.
B.Electronic routes used to fax or correspond overnight.
C.Electronic routes waiting for correspondence while one is sleeping.
D.Electronic routes connected among millions of users, home and abroad.
开始考试点击查看答案A.direct and reliable
B.time-saving in delivery
C.money-saving
D.available at any time
开始考试点击查看答案A.The research in Finland found that mobile phone radiation will affect one's brain.
B.Mobile phone radiation can cause increased activity in hundreds of protein in human cells.
C.Increased protein activity might cause cells to shrink.
D.Lszczynski forbid his wife and children to use mobile phone after his research.
开始考试点击查看答案注册安全工程师注册安全工程师安全生产技术2013年安全工程师
类别:建筑类其它注册安全工程师注册安全工程师安全生产技术2013年安全工程师
类别:建筑类其它注册安全工程师注册安全工程师安全生产技术2013年安全工程师
类别:建筑类其它注册安全工程师注册安全工程师安全生产技术2013年安全工程师
类别:建筑类其它注册安全工程师注册安全工程师安全生产技术2012年注册安全工
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