用who,whose,which,what填空.1.___are late today?2.___classroom is Building 3.___is eight years old?4.___book is your favourite one?
问题描述：
用who,whose,which,what填空.
1.___are late today?
2.___classroom is Building
3.___is eight years old?
4.___book is your favourite one?
答
1,who
2,which
3,who,which
4,which
答
who
which
who
what
答
1.who
2.whose/which
3.which/who
4.which