this is Tim?中文直译

this is Tim?中文直译 .--- “Hello,this is Tim.Is Jill there?” E____me.Tim.Is this your pen? Why is Tim finding this trip exciting? 新概念is this shirt tim's 为什么是Is this shirt Tim's? this is david and this is tim.() are our Is this shirt Tim's?可不可以换成Is this Tim‘s shirt? Is this shirt Tim’s Is this Tim’s shirt?意思相同吗? Is this shirt Tim's?可以换成Is this Tim's shirt吗? 英语交际打电话中This is Tim和This is Tim speaking一样吗? Is this Tim's shirt?和Is this shirt Tim's?哪个正确?