A.He plunges into the pool.
B.It alerts the lifeguard.
C.He cries for help.
D.It rushes to the pool.
A.It must be able to swim.
B.It must keep walking round the pool.
C.It can distinguish between a swimmer and a shadow.
D.It can save a life within a few months.
开始考试点击查看答案A.an image.
B.an idea.
C.anyone in the water.
D.artificial intelligenc
开始考试点击查看答案A.Right
B.Wrong
C.Not mentioned
开始考试点击查看答案A.Right
B.Wrong
C.Not mentioned
开始考试点击查看答案A.Right
B.Wrong
C.Not mentioned
开始考试点击查看答案A.He runs.
B.He invented the clockwork radio.
C.He was once an entertainer.
D.He runs a company.
开始考试点击查看答案A."thought".
B."rated".
C."regarded".
D."believed".
开始考试点击查看答案A.that was asked by structural engineers a month ago
B.that is too difficult for structural engineers to answer even now
C.that was never thought of before the terrorist attack
D.that terrorists are eager to find a solution to
开始考试点击查看答案A.was first proposed by some engineers at UB
B.took about two days to complete
C.was to investigate the damage caused by the terrorist attack
D.was to find out why some buildings could survive the blasts
开始考试点击查看答案A.was part of the building close to the World Trade Center
B.was part of the World Trade Center
C.was shot through the window and the floor of the World Trade Center
D.damaged many buildings in the vicinity of the World Trade Center
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年注册安全工
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年注册安全工
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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