this is his pen.my is in the pencil box 哪里错了怎么改

分类: 作业答案 • 2021-12-20 02:14:34

问题描述：

答

在my后加pen或把my改成mine,后面用得居多.请记住：
形容词性物主代词不能单独使用,后面须加名词,而名词性物主代词可单独作主语,表语等!

this is his pen.my is in the pencil box 哪里错了 怎么改