之前

在我們搬進去之前,房屋必須整修。
   Repairs must be done to the house before we move in.

考試之前,我們復習一學期的功課。
   Before the examinations we have a review of the term's work.

她上床之前按慣例檢查一下所有的門是不是都鎖上了。
   She went through her usual ritual of making sure all the doors were locked before she went to bed.

我會設法在星期六之前把這本書趕緊看完。
   I'll try to rush the book through before Saturday.

油漆之前先用砂紙將木板磨光滑。
   Sandpaper the boards smooth before you paint them.

他走之前關緊了所有的窗戶。
   He secured all the windows before he left.

你的報告送交上司之前,我想檢查一遍。
   I'd like to see over your report before it goes to the chief.

她在約定的時間之前到了公園。
   She got to the park before the set time.

在他到達車間之前,機器已經開動了。
   Before he got to the workshop, the machine had been set in motion.

我希望在候選登記之前就控制選舉的大局。
   I want to have the election sewn up even before I put my name on the list.

服藥之前把瓶子搖一搖。
   Shake the bottle before taking the medicine.

我拐彎之前該不該換擋?
   Should I shift gears before making a turn?

他們出外度假之前把家中的煤氣和電源關掉。
   They shut off the gas and electricity in their house before leaving on holiday.

在我自己創業之前,我一直賺的是小錢。
   I was working for small potatoes until I went into business for myself.

洗之前先將衣服多泡一些時間。
   Give the clothes a long soak before washing.

幾年之前,社會學是大學本科生最歡迎的課程。
   A few years ago, sociology was the most popular subject for undergraduates.

進教室之前把口香糖吐掉。
   Spit your gum out before you come into the classroom.

碾磨之前先將大米浸泡一些時間。
   Put the rice in steep for some time before milling.

在繼續做之前我們先來總結一下經驗吧。
   Let's sum up our experience before going on.

讓我們在了解全部事實之前暫時不要作出判斷。
   Let us suspend judgement until we know all the facts.