_____ is known to us all is that America
问题:
_____ is known to us all is that America is a developed country _____ the First World.
A.Which; belonging to
B.as; belonging to
C.what; belonging to
D.It; belonging to
_____ is known to us all is that America is a developed country _____ the First World.
A.Which; belonging to
B.as; belonging to
C.what; belonging to
D.It; belonging to