before與具體時(shí)間連用時(shí),一般置于其后,謂語動(dòng)詞通常用過去完成時(shí)。
before也可表示空間或位置的“在前,在前面”,還可表示運(yùn)動(dòng)“到前面”。
例句:
Profits were at the same level as the year before.
利潤和前一年的持平。
Have you ever used this software before?
你以前用過這種軟件嗎?
Really, you could have told us before.
真是的,其實(shí)你大可事先跟我們說一聲的。
We need more time to see how things develop before we take action.
我們采取行動(dòng)以前需要有更多時(shí)間觀察情況的發(fā)展。
Before I decide, I need time to reflect.
在作出決定以前,我需要時(shí)間認(rèn)真考慮考慮。