No one knows ______effects the GM material might have on the food chain. A. what B. which C. whose D...
2022-12-26 05:33:18 66次 2012-2013学年江苏连云港灌南高中高二上学期期中考试英语试卷（解析版） 反馈错误 加入收藏 正确率 : 100%
题目内容：
No one knows ______effects the GM material
might have on the food chain.
A. what B. which C.
whose D. how
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