it's not surprising that it has one of ...是that引导的什么从句呢?

it's not surprising that it has one of ...是that引导的什么从句呢? what is it that you want me to say是that引导的什么从句 it is true that是引导什么从句咯, it seems that she has changed.中that引导了什么从句, it seems that she has changed.中that引导了什么从句 It was so cold that we did not want to go out．that是引导什么从句?so It happens that引导的是什么从句? It seemed that he was hanppy that引导什么从句? see to it that中的it 是that后面引导的从句的形式主语吗? It’s said that… that引导的从句在句中作_______(成分) It is sad that... that引导的是什么从句? 这个句子是that引导的什么从句呢