that's why i've come to see you today为什么要加have这个have怎么用啊?有时候无关时态,我总觉得这个have可有可无,帮我讲讲吧

that's why i've come to see you today为什么要加have这个have怎么用啊?有时候无关时态,我总觉得这个have可有可无,帮我讲讲吧 that's why i have come to see you 为什么加 have That's why I've come to see you today.这句话是色拉英语里面的,不懂've 代表哪个词?'ve 是have么?这句话理解为：这就是我今天来找你的原因.有完成时的含义么?如果有则呢么是完成时呢,那today 的意思 Female:I've got two tickets for a volleyball match this evening.Why don't you come?Male:Uh ...no,thanks.I ...I'm not very interested in volleyball.Female:Oh,why not?Have you ever seen it played?Male:No,I haven't,but I really don't th...Female:That's 英语翻译I've got it all,but I fell so depriveI go up,I come down and I'm emptier insideTell me what is this thing that I fell like I'm missingAnd why can't I let goThere's gotta be more to life...Than chasing down every temporary high to satisfy 英语翻译You might been hurt,babe That ain't no lie You've seen them all come and go,oh I remember you told me That it made you believe in No man,no cry Maybe that's why Every little thing I do Never seems enough for you You don't wanna lose it ag 英语翻译If a picture paints a thousand words,then why can't I paint you?The words will never show the you I've come to know.if a face could launch a thousand ships,then where am I to go?There's no one home but you,You're all that's left me to.And 英语翻译ifbreadif a picture paints a thousand words,then why can't i paint you?the words will never show the you i've come to know.if a face could launch a thousand ships,then where am i to go?there's no one home but you,you're all that's left me I have come to the point____I can't.I've come to the point______ I can't stand her arguing any longer.a.why b.which c.that d.where That'S Why I Write Songs 歌词 判断下列各句分别属于何种句型（简单句,并列句,复合句）判断下列各句分别属于何种句型（简单句,并列句,复合句）What I want to know is this ( )That's why I 've come to see you ( )不太清楚 最好说明理 Let's guess.Who's that?A man looked at a photo and said,“That person's father's is my father' son.I've no brothers or sisters Who is he?”Why? it's you that i've waited so i've learned that That's why I propose,that as of today why 与 because 的用法区别4.why 与 because 的用法区别.两者均可引导表语从句,但前者强调结果,后者强调的原因.如：I had a cold.That’s why I didn't come.I didn’t come.That’s because I had a cold.感觉意思差不 英语翻译You’ve never loved me.I’ve seen it and I know.but I don’t know what you want.You’re good to me,you look at me like that.What do you want by acting that way?You have her,the person whom you tell you love.So why do you come looking That's why和That's because区别 that's why i was late for the appointment.that's why 做什么成分?