It was John that wore his best suit last night.
这是专四题目中的一个句子,按说强调句中人后面不应该用who么,怎么用的that 呀?
在 it is / was ... that ... 这种强调结构(又叫做分裂句)中,如果强调的是人,也可以(但不是必须)把 that 改为 who。例如:
It was my secretary that sent the bill to Mr Harding yesterday. 是我的秘书昨天把账单寄给哈丁先生的。(《牛津英语用法指南》第四版273节)
It was my secretary who sent ...(同上)