hereferredtoinhisarticlewasdifficulttoundersta...
问题详情：
he referred to in his article was difficult to understand.
A What B. Which C. That D. Who
【回答】
A知识点：主语从句
题型：选择题
问题详情：
he referred to in his article was difficult to understand.
A What B. Which C. That D. Who
【回答】
A知识点：主语从句
题型：选择题
