4.The word tenuous most probably means_____
[A] slender.
[B] dilute.
[C] flimsy.
[D] thick.
5.The third and fourth projects are different from earlier ventures dropped on the moon in the following aspects except_____
[A] the position of the reflectors remains on the lunar surface.
[B] more advanced applications will be adopted for research.
[C] the scope of reflectors will be expanded on the lunar equator.
[D] more surface of the moon will be covered.
篇章剖析:
这篇文章讲述了美国重新规划的太空四个项目。第一段讲述乔治布什重新规划了美国太空机构的任务;第二、三段是第一个项目无线电天文望远镜计划;第四、五段分别讲述了其余三个项目;第六段讲述了宇航局对这些项目的看法。
词汇注释:
morsel n. 少量 din n. 度,定(德国工业标准感光片感光度单位 )
astrophysicist n. 天体物理学家 extraterrestrial adj. 地球外的
tenuous adj. 稀薄的 geodesy n. 测地学
sprinkle v. 喷洒
难句突破:
So when George Bush redirected Americas space agency, NASA, away from scientific research and towards a manned return to the moon in 2004, many scientists were disappointed.
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