____is a fact that English is being accepted as an internati

____is a fact that English is being accepted as an international language
a.there
b.this
c.that
d.it
我用this或that对吗,为什么?

d. It is a fact that... It替代的是后面的主语从句.
不能直接用this或则that,这两个词只有在前文的语境当中有提到对应的事物的时候,才可以独立使用;