分析 【文章大意】这篇文章是一篇说明文.文章介绍了地球上的生物是由细胞组成的,不同的细胞有着不同的作用.我们的皮肤细胞更是这样.它能变大来填补由皮肤伤口造成的缝隙,从而使伤口痊愈.
解答 36.A.推理判断题.这篇文章主要介绍了人体皮肤的作用,重点介绍了皮肤上的伤口愈合的过程.所以由此推断这篇文章应该是来源于一个科学网站上面.故选A.
37.C.细节理解题.根据文章:New skin cells are right under the surface.These are the living skin cells.可知新的皮肤细胞在表层的下面.这些是活生生的皮肤细胞.故选C.
38.D.词义猜测题.根据上文:Surface skin cells fit together closely 可知细胞是紧密连在一起的,没有间隙.故选D.
39.A.细节理解题.根据文章:First,the cells near the cut get bigger and move into the gap.可知首先,伤口附近的细胞会变得更大,进入缝隙.故选A.
40.B.细节理解题.根据文章:Finally,new cells will grow until the gap disappears completely.In this way,your skin can grow and get well itself.可知当细胞之间的缝隙填满,皮肤越来越好了.故选B.
点评 快速阅读全文,掌握文章大意,并认真阅读题目,把握好相应的文章细节,做出正确解答.
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