分析 主旨大意:科学家在2010年9月发现了一个带有生命迹象的球体,然后介绍了它与地球的距离以及寻找生命的方法.
解答 42、A 细节理解题.根据第一段It has a surface temperature neither too hot nor too cold for liquid(液态)water.Scientists think there is a chance that the planet could have life.可知科学家发现了一颗有水的行星.故选A.
43、A 细节理解题.根据第四段It's also at the right distance to have an atmosphere that could protect the water if it is on the surface.也在适当的距离有一个大气层,保护水表面.可知:the planet is at the right distance from its star.故选A.
44、C 整体理解题.本段主要介绍寻找Gliese 581g上面生命的方法.故选C
45、A 整体理解题.根据原文After spending years searching for a planet with life,scientists may have found one.In September 2010,a team of US scientists discovered an Earth-sized planet called Gliese 581g.可知Gliese 581g是一个可能存在生命体的星球.故选A.
点评 阅读理解题,考生注意通读全文,在理解的基础上,按要求做题,最好能在原文找出出处.
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