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    精英家教网 > 高中英语 > 题目详情
    Lots of the scientists in our country are working hard to ____the planet Mars .
    A．coverB．searchC．discoverD． explore
    D

    试题分析：动词词义辨析。A覆盖；B搜寻；C发现；D探索；句意：我们国家的很多科学家都在努力工作致力于探索火星。根据句意说明D正确。
    点评：动词的词义辨析要放在上下文的语境中进行，要注意上下文的语义的串联以及逻辑关系的推理，特别要注意一些动词的固定搭配以及动词的深层次的含义的区别。
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