this is the last time ___I shall come here to help you改成什么才不可以省略when?

this is the last 英文 the last tim This is the last time This is the last day, this is Tim?中文直译 why is Tim finding this trip exciting?可写成why do the Tim finding this trip exciting吗　为什么 This is the last time,是什么意思? this is the last time是什么意思 This Is Not The Last Time 歌词 Treasure,this is the last time Around this world ,the last is first. Is this Tim's shirt?和Is this shirt Tim's?哪个正确?如题：Is this Tim's shirt?和Is this shirt Tim's?哪个正确? E____me.Tim.Is this your pen? This is my book.______is in the schoolbag.用适当的人称代词或物主代词填空。______ is Tim Smith.______ first name is Tim. Whoes is it?It is Mary.改错 Are this shirt Tim is?the names are my friend is. Is this shirt Tim's?可以换成Is this Tim's shirt吗?可以吗, Is this shirt Tim’s Is this Tim’s shirt?意思相同吗? 英语交际打电话中This is Tim和This is Tim speaking一样吗?