ls this his gieen pen?yes it is.\no,it isn't.the blue pen is his.用中文怎么写

ls this his gieen pen?yes it is.\no,it isn't.the blue pen is his.用中文怎么写
ls this his gieen pen?
yes it is.\no,it isn't.the blue pen is his
这段对话的中文意思是：
这是他的（那支）绿色的笔吗?
（肯定回答）：是的,那就是.
（否定回答）：不,那不是,蓝色的笔（才）是他的.