I ____to Las Vegas before you ____ back next week.I ____to Las Vegas before you ____ back next week.A.am going; come B.shall go; come为什么选B不选A?

I ____to Las Vegas before you ____ back next week.I ____to Las Vegas before you ____ back next week.A.am going; come B.shall go; come为什么选B不选A? Las Vegas. LAS VEGAS 拉斯维加斯怎么样 las vegas什么意思 Leaving las Vegas 歌词 Las Vegas的音标是什么? Las Vegas Los Angeles San Franscisco Las Vegas 在美国的哪个洲? Las Vegas 美国在哪个位子 翻译英语：“What can Las Vegas offer?” Las Vegas 有什么好玩的 THE CHEESECAKE FACTORY LAS VEGAS怎么样 I __ to Las Vegas by the time you__back next week A,am going ; come B.will have gone;come C.am going;will come D,shall go;will come 英语翻译5650 W.BADURA AVENUE LAS VEGAS,NV 89118 LAS 一首歌名叫<SAVE US LAS VEGAS>什么意思? 英语翻译It's everywhere I lookFrom Las Vegas to right hereUnder your dresserRight by your earIt's creeping in sweetlyIt's definitely hereThere's nothing more deadlyThan slow growing fearLife was full and fruitfulAnd you could take a real biteThe 帮忙找有关Las Vegas,Nevada,USA 的文章,要英文的 翻译：THE mayor of Las Vegas is not a happy man.