分析 這是一篇說明文.本文通過舉例說明了太空生活的奇妙:在太空睡覺時,對宇航員來說主要的挑戰(zhàn)在于恰當?shù)乃咦藙;宇航員在一個地方運動久了會出現(xiàn)碳毒性頭痛;宇航員的大腦接收到矛盾的信息時會感到惡心.最后告訴我們美國國家宇航局對宇航員主要的擔心是宇航員回家后的修養(yǎng)期和如何在太空長久地保持健康.
解答 32.A 細節(jié)理解題.根據(jù)第二段第一、二句"First consider something as simple as sleep.Its position presents its own challenges."可知在太空睡覺時,對宇航員來說主要的挑戰(zhàn)在于恰當?shù)乃咦藙荩蔬xA項.
33.C 細節(jié)理解題.根據(jù)第三段中"But station residents have to be careful about staying in one place too long.…You can end up with what astronauts call a carbon-dioxide headache"可知宇航員在一個地方運動久了會出現(xiàn)碳毒性頭痛.故選C項.
34.D 細節(jié)理解題.根據(jù)第四段中"Your inner ear thinks you're failing.Meanwhile your eyes are telling you you're standing straight.That can be annoying-that's why some people feel sick."可知宇航員在大腦接收到矛盾的信息時會感到惡心.故選D項.
35.B 細節(jié)理解題.根據(jù)最后一段倒數(shù)第一、二句"The focus on fitness is as much about science and the future as is about keeping any individual astronaut healthy…NASA is worried about two things:…and,more importantly,how maintain strength and fitness…"可知美國國家宇航局對宇航員主要的擔心之一是如何在太空長久地保持健康.故選B項.
點評 在做閱讀理解時,考生可快速閱讀短文,通讀測試題,明確考察點,在對應細讀,加快做題速度.有時間還可以復查校對答案.
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