之前的英文单词怎么写

　　她交定稿之前对小说作了一些删节。

　　She made some cuts before handing over the finished novel.

　　她在获得那个职位之前不过是个无名之辈。

　　She wasn't anybody before she got that job.

　　提醒我在出去之前给艾伦打电话。

　　Remind me to phone Alan before I go out.

　　早在有历史记载之前很久这个地区就有人居住了。

　　The area was inhabited long before the dawn of recorded history.

　　去之前预约一下是值得的。

　　It's worth making an appointment before you go.

　　在大选之前的过渡阶段由副总统执政。

　　The vice-president took power in the interim period before the election.

　　在奥运会选拔赛之前，他需要进一步提高自己。

　　He needs to sharpen up before the Olympic trials.