你愿意和我在一起吗？用英文怎么说？

这取决于和你在一起干什么，但是通用句式应该是：
Would you like to do something with me?
把do something换成你想做的事就行。
或者：
Would you like to hung out with me?
你愿意和我呆在一起么？

感觉是问你愿意和我相爱吗。 如果是这样的话，用would虚拟语气形式比较贴切：
Would you fall in love with me？

Would you like to do with me?

ARE YOU WILLING TO BE WITH ME?