While用法:
一、while作名詞用,表示“一會(huì )兒”“一段時(shí)間”。
She likes to lie down for a while after lunch. 她喜歡午飯后躺一會(huì )兒。
二、While作連詞
1、引導時(shí)間狀語(yǔ)。
We must strike while the iron is hot.趁熱打鐵。
2、引起讓步狀語(yǔ)從句,意思是“雖然…但是….”、“盡管…但是…”(多放于句首)
While he loves his students,he is very strict with them.雖然他愛(ài)他的學(xué)生,可是他對他們很?chē)栏瘛?/p>
3、引起條件狀語(yǔ),意思是“只要”。
While there is life there is hope.只要生命存在,就有希望。