根据网考网考试中心的统计分析,以下试题在2019/10/9日在职攻硕英语习题练习中,答错率较高,为:45%
【单选题】 What is the summertime polar cap composed of
A.Dust.
B.Sand.
C.Water ice.
D.Volcanic rocks.
网考网参考答案:C,答错率:45%
网考网试题解析:
[注释] 见第一段最后一句Previous spacecraft observations have shown that this summertime polar cap is composed of water ice,just like Earth's polar caps.
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