题目内容：

these are my oranges.改单数句式_ _my_.she is my sister.一般疑问句_ _ _sister.
tony is his brother.对tony提问_ _his brother.is that your friend?做否定回答No,_ _.

优质解答

正确答案为：
This is my orange.
Is she your sister?
Who is his brother?
No,it isn't.