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when和while的區(qū)別( 二 )


  ① As the time went on , the weather got worse.(as表示“隨著……”之意)  
  ② The atmosphere gets thinner and thinner as the height increases.隨著高度的增加 , 大氣越來越稀薄 。  
  ③As years go by , China is getting stronger and richer.隨著時間一年一年過去 , 中國變得越來越富強了 。  
  ④The little girls sang as they went.小姑娘們一邊走 , 一邊唱 。  
  ⑤The sad mother sat on the roadside , shouting as she was crying.傷心的媽媽坐在路邊 , 邊哭邊叫 。  
  4.在將來時從句中 , 常用when , 且從句須用一般時代替將來時 。  
  ①You shall borrow the book when I have finished reading it.在我讀完這本書后 , 你可以借閱 。  
  ②When the manager comes here for a visit next week , Ill talk with him about this.下周 , 經(jīng)理來這參觀時 , 我會和他談談此事 。  
  三、when用于表示“一……就……”的句型中(指過去的事情) 。  
  sb.had hardly(=scarcely) done sth.when...=Hardly / Scarcely had sb.done sth.when...  
  ①I had hardly /scarcely closed my eyes when someone knocked at the door.=Hardly / Scarcely had I closed my eyes when someone knocked at the door.我剛一閉上眼 , 就有人在敲門了 。  
  ②I had hardly /scarcely entered my room when the telephone rang.=Hardly /Scarcely had I entered my room when the telephone rang.我剛一走進房門 , 電話就響了 。

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