this is my pen的同义句

this is my pen的同义句 this is my pen 改为同义句 Is this my pen 同义句是什么 This is my pen.Thanks.（改为同义句） This is my pen.------ ------. is this tony's pen 的同义句 Is this his pen 改成同义句 this pen is broken 同义句 This pen is his改成同义句 My pen pal is form New York.的同义句? my pen pal is from Beijing 的同义句是? This is my desk.的同义句 this is my sweater 的同义句