It will be 4 years before he graduates他还有四年时间. Extended search ,all mails ,date ,etc.but still i couldn't find my. “it will be…before”和 “it was.before”的区别是什么？ 1 在 “it was + 一段时间 + before从句句型中，若主句是一般过去式，从句也是一般过去式时：① 若主句是肯定句,翻译成“过了多长时间之后才……”例：i
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It was just 3 days before the book was published.
3、 过去的过去即为过去完成，即加 一般过去时 的句子或 过去完成时 的句子。
2、before that, women did not have a vote at all 在那之前，妇女连 选举权 都没有。 三、正式程度 一般来讲，在合同中，prior比before更正式。 1、he knew about the interview prior to its. It was three months before he finished the work. It was 10 years before i left china. Before四种常见句型before四种常见句型如下： (1) it will be+时间+ before 表示“还有多长时间”.或“要过多久才”。before 后面的句子用一般现在时。eg:
