sentence:
  U can't do this to me./I hope I didnot offend u./It won't take much time.
  I really enjoy myself./I'm fed up with my work./I owe u for my dinner.
  She is under the weather./The child sobbed sadly./It's no use complaining.

key words and expressions:
  justification    辩护,认为有理       stare at    凝视
  explanation    解释,解说,说明      astonish    使惊讶
  account for    解释,说明             occur to    想起,想到
  woollen         毛织品                 wooden      木制的
  unload          卸货,倾销             extremely   极端地,非常地
  discover        发现                   confine       限制,禁闭,边界
  apologize      道歉,辩白             admit         承认,容许
  series           连续,系列             sob           哭泣,哭诉
  sadly            悲痛地,悲哀地       when it comes to  提及,当说起
 
Pattern:
  How do u account for all the accidnets in series?
  I want u to accout for each sum of the money u spent? 
  This idea never occured to me.
  He never admits that he is wrong.
 
Syntax:
  He confined himself to five cigarettes a day.
  She was confined to bed with a cold.
  It's rude to stare at people.