It ____________ whether he will go on with his study at the university.
A.hasn't been decided B.isn't decided C.hasn't decided D.doesn't decide
选项是A.
It是形式主语.真正的主语是whether引导的从句
It ____________ whether he will go on with his study at the university.
A.hasn't been decided B.isn't decided C.hasn't decided D.doesn't decide
选项是A.
It是形式主语.真正的主语是whether引导的从句