Is this your pen?
Is this your pen?
Is this a your pen?
Is this your pen Is this his pen?选择疑问句
This not is your pen,your pen is white.改错
连词成句:this ,your ,is ,pen ,.
E____me.Tim.Is this your pen?
Is this your pen?Yes,___(thank).
-Is this your pen?-Yes,-----------(thank)
______me,Tony.Is this your pen?
Is This your pen?No ,it's__________
Is this your pen怎么解释?
Is this your pen?--( ).---Is this your pen?A.pardon B your p