Hi,Tim,this is MayChen's extension labour contract,could you

Hi,Tim,this is MayChen's extension labour contract,could you B,Could you send this Louisa's extension labour contract?求教, 大虾这写得对吗:B,Could you sign (this) MayChan's contract extension B,Could you sign MayChan's contract agreement extension? 新概念is this shirt tim's 为什么是Is this shirt Tim's? 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? Is this Tim's shirt?和Is this shirt Tim's?哪个正确? is this shirt tim's?和is this tim's shirt?这两句那个对? this tim's shirt 和is this shirt tim's哪个正确