Scientific surveys conducted during the climbs that Mount Huandoy in Peru 6395 m
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Scientific surveys conducted during the climbs that Mount Huandoy in Peru
6395 meters high.
A．shown；is B．showed；was C．shows；was D．showed；is
试题答案
D
解析:
第一空与过去分词短语conducted during the climbs时间一致；第二空属于客观事实，用一般现在时。