根据网考网考试中心的统计分析,以下试题在2017/11/29日托福考试习题练习中,答错率较高,为:44%
【单选题】 In 1796 investigations into the chemical nature of diamond concluded ________a form of pure carbon.
A.( that it
B.( is it
C.( that it is
D.( is that
网考网参考答案:C,答错率:44%
网考网试题解析:
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