his pen is twenty yuan 对twenty yuan提问

his pen is twenty yuan 对twenty yuan提问 Is his pen red是什么意思 This is his pen对his pen提问 that is n___ alan's pen.his pen is blue. Is this your pen Is this his pen?选择疑问句 This is his pen,The pen b___ to him This is his pen.复数形式 that is his pen变复数句 It is his pen(改为一般疑问句) daming is writing ( ) his new pen friend that.is his pen哪错了 his pen is backpack 修改病句 is that his pen?改为复数 Is this his pen?答句 His pen is dlue改为否定句 this pen is his是什么意思xiexie Is this his pen 改成同义句 The black pen is his.（复数）