在Can you tell me （__who it was that__） took my umbrella by mistake?I can't find it anywhere.
问题描述：
在Can you tell me （__who it was that__） took my umbrella by mistake?I can't find it anywhere.
这个句子中 划线部分是宾语从句,
答
（__who it was that__） ------是强调句结构.如果是非强调句,就用 who来替换,这样就简单清楚了.那能否用“who was it that”??不能，因为这是从句部分，不能用疑问句语序，必须用陈述句语序。