________hereferredtoinhisarticlewasoftendiscussedbymany...

问题详情：

________he referred to in his article was often discussed by many people in the past.

A．That　                                B．What

C．Whether　                             D．Where

【回答】

B解析：　考查名词*从句。此句中referred to后缺少宾语，因此应用what引导该主语从句。

知识点：连词

题型：选择题