托福考试

根据网考网考试中心的统计分析，以下试题在2018/1/15日托福考试习题练习中，答错率较高，为：42%
【单选题】 The author mentions "wispy marks" in line 19 as an example of
A．( an aspect of the lunar surface discovered through lunar missions
B．( a characteristic of large craters
C．( a discovery made through the use of Earth-based telescopes
D．( features that astronomers observed to be common to Earth and the Moon

网考网参考答案：C，答错率：42%
网考网试题解析：
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