athletic prowess is not all that is being tested at this year"s olympic games

问题描述:

athletic prowess is not all that is being tested at this year"s olympic games
句子中that 是引导表语从句,同时作表语从句主语吗

你说的很对,是这样的.that指代前面:athletic prowess is not all.同时在从句中作主语.