1) This is a picture of his own painting.
这是他的亲笔画。
2) This is not my writing brush.
这不是我的画笔。
3) This pen belongs to Joe.
这笔是乔的。
4) Who painted this picture?
这幅画是谁画的？
5) It is his bag .
这是他的包。
6) This pen is mine.
这支笔是我的。
参考词条