◎ 题干
根据课文原文,填入所缺内容。
★ It was not immediately obvious that water was     1   the development of life.
★ This produced ____2____, which made it possible for life to develop.
★ I earned my passage by working as an unpaid hand, which ____3_____.
★ When they crossed the Rocky mountain, they     4   some mountain goats and even a grizzly and an eagle.
★ Many of them _____5_____riding wild horses and can win thousands of dollars.
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“根据课文原文,填入所缺内容。★ It was not immediately obvious that water was 1the development of life.★ This produced ____2____, which made it possible for life …”主要考查了你对  【序数词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。