分析 文章介紹了宇航員們?cè)谔债?dāng)中也會(huì)面臨著許多危險(xiǎn),其中主要是輻射和太空垃圾的威脅;輻射對(duì)宇航員們的傷害可能會(huì)在他們的第二代甚至第三代身上表現(xiàn)出來;太空垃圾中有一些是人造垃圾.太空垃圾對(duì)人們探測(cè)宇宙有很大的.
解答 66-70 CACAB
66題答案:C 推理判斷題.根據(jù)第三段About 30% of these are man-made satellites(衛(wèi)星),10% are spaceships,and the rest are space junk.可知人造的東西在太空中成為垃圾的比例為1-30%-10%=60%,故答案是C.
67題答案:A 考查細(xì)節(jié)理解題,根據(jù)文中的第一段While working in space,spacemen are facing danger as well as success可知 太空垃圾對(duì)那些宇航員來說很危險(xiǎn),故答案是A.
68題答案:C 考查詞匯題,根據(jù)文中的前面句子And even a small piece of these knocked against a spaceship window 甚至有一小部分撞擊宇宙飛船的窗戶.可知后面是一些損壞,故答案是C.
69題答案:A 考查細(xì)節(jié)理解題,根據(jù)文中的第四段In the near future,it may become usual for people to spend a few days in a space hotel可知未來我們有可能在太空小住一段時(shí)間,故答案是A.
70題答案:B 考查主旨題,根據(jù)文中的第二段Scientists have found out that the radiation (輻射) is the greatest danger to spacemen in space科學(xué)家們已經(jīng)發(fā)現(xiàn)輻射是空間最大的危險(xiǎn),及第三段Space junk is also thought to be a great danger to spacemen太空垃圾對(duì)于宇航員來說也是一個(gè)很大的危險(xiǎn),可知本文主要描述的是太空危險(xiǎn),故答案是B.
點(diǎn)評(píng) 本文是一篇日常生活類閱讀,題目涉及多道細(xì)節(jié)理解題,做題時(shí)結(jié)合原文和題目有針對(duì) 性找出相關(guān)語句進(jìn)行仔細(xì)分析,結(jié)合選項(xiàng)選出正確答案.推理判斷也是要在抓住關(guān)鍵句子的基礎(chǔ)上合理的分析才能得出正確的答案.
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