改错：He did nothing except that he read last night中为什么把that改为what
问题描述：
改错：He did nothing except that he read last night中为什么把that改为what
答
what 引导主语从句翻译成“所、、、的”,而that一般不作翻译
句意为：除了昨晚他所读的,他什么也没做.