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  3. There may be other life forms in the universe because over 50 extrasolar planets

There may be other life forms in the universe because over 50 extrasolar planets

游客2023-09-01  59
问题 There may be other life forms in the universe because over 50 extrasolar planets were discovered in 2001. [br] For creatures living under high-gravity condition in Hal Clement’s novel, even a fall from a notvery-high place can be______.
选项
答案 fatal
解析 由题干关键词high-gravity condition，a fall可将答案定位至第三个小标题下第二段最后一句。They are immensely strong—a result of living on a high-gravity world，yet they have a fear of being picked up because a fall from a small height could be fatal on such high gravity，据此，空格里可以填入fatal。
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