this sweater is Ben's对Ben's提问

this sweater is Ben's对Ben's提问 This is Ben. This is Ben () This is (Ben)cat Ben怎么写 whose sweater is this是什么意思 This sweater is ____ $50. -----Is this your son is sweater? this is a new sweater对new sweater提问 Whose sweater is this的同义句 This sweater is green 对green提问 This sweater is mine.(特殊疑问句) this sweater is red 改为同义句 this is my sweater 的同义句 This is Ben speaking的问句急 This is Ben speaking.同上（急） Is this ---CD,Ben?---填什么啊 This is Ben( ).Who's that,please This is her sweater .（对画线部分提问） 　　_____ __ sweater is this 怎么写?