A-A+ It is estimated that around 10 percent of the 2022-08-05 19:23:53 问答库 阅读 171 次 问题详情 It is estimated that around 10 percent of the flat roofs in Germany are greenA．Right B．Wrong C．Not mentioned请帮忙给出正确答案和分析，谢谢！ 参考答案 正确答案：C
