美联英语提供：商谈时会用到的口语4关于英语那些你不知道的事都在这里叙述、询问理由I forgot to lock the door.Why? /How come? *比why?还要口语I didnt like the movie.-How come?I think shes in love with you.What makes you think that?你怎会那么想呢?Why do you say that?Why do you think that?Tell me why.告诉我为什么.Whats the reason?理由是什么?My car broke down.How did it happen?怎么回事?How did that happen?What are you doing this for?你干嘛要做这种事呢？Why are you doing this?Whats the reason youre doing this?Why are you doing something like this?Why did you do that?你为什么要干那样的事呢？I didnt know I wasnt supposed to.我不知道不能这样做What made you do that?Why did you do something like that?How could you? /How could u do that?The river is getting dirty.What causes it?是什么原因呢？/ What is it caused by?Air pollution.Explain it to me.请给我解释一下.Youd better start explaining.You cant wear the red pants.裤子Why not?为什么不行？Theyre my favorite.Why cant I?Is there a reason?What are you so happy about?你怎么那么高兴？Its a wonderful day.You seem especially happy today.What makes you so happy?I made this big box!What for?为了什么？/For what?为了谁？/What is this for?干什么用?因为什么？I bought this gift today.For who? /Who is it for?Whats the purpose of your visit?你旅行的目的是什么？What brought you here?为什么来这儿?Why do you want to do that?No reason not to.没有理由不这样做吧. /Why shouldnt I? /Why not? /Whats wrong with it?为什么不Why are you here?你怎么在这.Ill tell you why.我告诉你为什么.This is the reason why.In brief, its like this.总之，是这么回事In short, its like this. /In a word, its like this. /To sum up, its like this.How did Edison make the light bulb?It started like this.它的由来是这样的…This is its history.This is the way it began.Why doesnt it work?You have to turn it on first.Oh, thats why!哦，原来如此!Thats why I like her.所以.我喜欢她-I see.指出错误I think youre mistaken.我觉得你错了.I think youve been misled.That man is Mr. Smith.Youre wrong.你错了. Hes Mr. Sheehan.Youre incorrect.Whose fault is that?那事谁的错呀？/Whose fault is it?Whos to blame?I think its sour grapes.吃不着葡萄说葡萄酸I think its a case of sour grapes.Should I buy a red car or a blue car?Thats up to u.那随你的便/You choose. /You decide.Hes poor because hes lazy.Thats not the point.你没说到点上.Thats not the issue.Thats not what Im talking about.Excuse me. Thats mine.对不起，那是我的.That doesnt belong to you.Excuse me, thats not yours.I think that belongs to me.