_is known to us all is that the 2012 Olympic Games will take place in London.答案是用what.我想问的是,为什么不能用it呢?

问题描述:

_is known to us all is that the 2012 Olympic Games will take place in London.
答案是用what.我想问的是,为什么不能用it呢?

因为有is在这句句子里,所以(what is known to us all)就是主语.is是谓语,that后面是宾语.在这里what填补句子缺失的成分如果没有all后面的is,那么就用itWhat is known to us all is that the 2012 Olympic Games wi...