托福考试

根据网考网考试中心的统计分析，以下试题在2018/9/6日托福考试习题练习中，答错率较高，为：44%
【单选题】 Before the Europeans arrived, American Indians were using virgin copper ...... into ornaments, knives, and other artifacts.
A．( Which was hammering
B．( which hammered
C．( was hammered
D．( hammered

网考网参考答案：D，答错率：44%
网考网试题解析：
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