____ he referred to in his article was unkown to the general reader.
问题描述：
____ he referred to in his article was unkown to the general reader.
A.That B.What C.Whether D.Where 为什么选B?
答
What he referred to in his article was unkown to the general reader.
他在文章里所参考的资料,大众读者都不知道.
What he referred to 做主语.
希望能够帮到你!主语从句中referred to 缺宾语吗？你好！是的，楼上回答基本正确。