I went home first

先───before;回家───get home

Never before have I heard this song sung in chorus.───我从来没有听过这首歌的合唱.

Shall we clear up before we go out?───我们是不是在出去前把东西收拾好?

Jim appeared a few minutes before the end of the party.───吉姆在晚会结束前几分钟才露面.

She had no head for business, and it was not long before she went under.───她没有做生意的头脑, 不久就失败了.

This year's yield of wheat is higher than ever before.───今年小麦产量高于往年.

Cranes take from four to seven years to mature before they pair up.───鹤要4至7岁才成熟交配.

She'd never done Pilates before.───她以前从未做过普拉提。

I had a medical checkup before going abroad.───我在出国前作了一次体格检查.