托福考试

根据网考网考试中心的统计分析，以下试题在2016-1-11日托福考试习题练习中，答错率较高，为：53%
【单选题】（）, domesticated grapes grow in clusters, range in color from pale green to black, and contain sugar in varying quantities. 
A. Their botanical classification as berries 
B. Although their botanical classification as berries 
C. Because berries being their botanical classification 
D. Classified botanically as berries 

参考答案：D，答错率：53%
试题解析：
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