高等继续教育 / 经贸英语
正确率：100%
题型描述: 单选题
We have received your enquiry of 15 October _ _ _ _ _ _ _ _ you show great interest in our electric heaters.
A.in which
B.which
C.from which
D.at which
We have received your enquiry of 15 October _ _ _ _ _ _ _ _ you show great interest in our electric heaters.
A.in which
B.which
C.from which
D.at which
参考答案：
佳题速递：