翻译:听说他去美国出差了,要过三个月回来(before)
问题描述：
翻译:听说他去美国出差了,要过三个月回来(before)
答
I have heared that he would go to America on business before three months.
答
I heard it would be three months before he came back from America on business.
“heard"是过去时，所以后面的部分需要配合也用过去时。
答
I hear that he has gone to America on business and it will be three months before he comes back ,
答
I heard it will be three months before he comes back from America on business