Your fax has been received,from which we understand that you have got interest in our canned meat.
问题描述：
Your fax has been received,from which we understand that you have got interest in our canned meat.
A.that B.which C.who D.what 我知道选B 说下原因 把每个都分析一下了
句子中which这里画线 我已经把答案写进去了
答
这里是指代fax 传真的,传真是物,不能用who指代吧,that,which 可以指代
但是前面有介词from,that前不能接介词,所以选b了对了 我们老师好像还说了那个逗号的问题好像是说什么有逗号就怎么样的来着