用人称代词主格形式填空．
问题描述：
用人称代词主格形式填空．
____am fifteen years old.
____is a girl.
____is a boy.
____is a cup.
____(我们）are in Class 4.
Where are___（他们）?
Who is _____（她）?
＿＿＿＿（我）don't go.
____isn't a cat.
____(你）aren't in the room.
答
I am fifteen years old.
He is a boy.
It is a cup.
We 我们）are in Class 4.
Where are they（他们）?
Who is she（她）?
I don't go.
It isn't a cat.
You aren't in the room.