A.It will end up as a supernova.
B.It can be seen only through binoculars.
C.It is the only star that sends out an ultraviolet laser.
D.Its ultraviolet laser is brighter than that of the Sun.
A.it is in its final stage.
B.it is a supernova.
C.it exploded in 1987.
D.it is brighter than the Sun.
开始考试点击查看答案A.it is too far away.
B.there is too much dust and gas around it
C.the binoculars are not powerful enough.
D.it does not send out infrared light.
开始考试点击查看答案A.over which stars vary in brightness.
B.for which Eta Charinae's brightening lasts.
C.Eta Carinae takes to become a supernova.
D.it takes the laser from Eta Carinae to travel to the earth.
开始考试点击查看答案A.some very common behaviour.
B.some very dull behaviour.
C.some very frightening behaviour
D.some very strange behaviour.
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.running the black market
B.secretly meeting reporters
C.illegally selling tickets
D.criticizing Sunday Times
开始考试点击查看答案A.1 ) probably means__________.A.discussions
B.claims
C.announcements
D.opinions
开始考试点击查看答案A.details about IOC's emergency session
B.evidence against some IOC officials,
C.ticket prices for men's 100-meter final
D.pricing policy of the London Olympics
开始考试点击查看答案A.Selling tickets internationally.
B.Raising the prices of the tickets.
C.Selling tickets to unofficial resellers.
D.Giving tickets to their friends.
开始考试点击查看答案A.blamed other officials
B.admitted the facts
C.issued a statement
D.gave no response
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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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2009年安全工程师
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