Legend has ______ that CaoCao, King of Wei kingdom in the Three Kingdoms period, built 72 tombs...
推荐回答
A 考查it用法。英语中当宾语从句内容较长时，常常用it做形式宾语放在动词后面，而把句子真正宾语放到句子后面。本句中it指代下文CaoCao, King of Wei kingdom in the Three Kingdoms period, built 72 tombs to confuse tomb diggers.的内容，其它选项无此用法。故选A。