分析 本文是一篇科教類閱讀,屬于說明文,新的研究發(fā)現(xiàn),即使你放棄吸煙,它對你的基因造成的傷害將會持續(xù)更長時間.本文以此展開,主要介紹了這項發(fā)現(xiàn)有助于找到由吸煙引起的遺傳損傷的治療方法.
解答 59.B.段落大意題.根據(jù)New research has found that even if you give up smoking,the damage it has done to your genes(基因)will stay there for a much longer time.可知,新的研究發(fā)現(xiàn),即使你放棄吸煙,它對你的基因造成的傷害將會持續(xù)更長時間.故本段是為了介紹主題.故選B.
60.C.細節(jié)理解題.根據(jù)Some people may have had the changes when they were born,but most people get them in their day-to-day lives while doing things like smoking.可知,人們不好的生活習慣會造成基因的改變,故選C.
61.B.詞義猜測題.根據(jù)It's almost like leaving a footprint on wet cement(水泥)一it will always be there,even when you've walked away and when the cement becomes dry.可知,it代指的是footprint.故選B.
62.D.細節(jié)理解題.根據(jù)Although the study results may make people unhappy,there is a bright side:the findings could help scientists invent medicine to treat genetic damage caused by smoking or find ways to tell which people have heart disease or cancer ricks.可知,這個發(fā)現(xiàn)有助于找到由吸煙引起的遺傳損傷的治療方法.
點評 本文是一篇科教類閱讀,題目涉及多道主旨大意題,細節(jié)理解題,推理判斷題.做題時學生應仔細閱讀原文,把握文章主要內容,聯(lián)系文章上下文內容并結合所給選項含義,從中選出正確答案,一定要做到有理有據(jù),切忌胡亂猜測.
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