摘要
<正>学生:请问李老师为什么这道中考选择题答案只能选"A",不能选"B"呢?(2018·四川·眉山)We are talking about the piano and the pianist __ were in the concert last night.A. that B. which C. who D. whom Mr Li:你的提问非常具有代表性,的确此题答案只能选A。要想彻底弄明白,我们还是先学习一下引导词that在定语从句中的"使用权限"。温故知新关系代词that用来指物时,无论其在定语从句中作主语还是作宾语,均可与which互