_____ surprises us most that she doesn’t even know where the difference lies.
A. What B. As C. It D. That
_____ surprises us most that she doesn’t even know where the difference lies.
A. What B. As C. It D. That
C。句中it作形式主语, that she doesn’t even know where the difference lies为真正的主语。如果选What,则that前面应加上is。