what's the difference between forth and since?

最新回复

• Kobe (2008-6-29 09:54:05)

  (指时间;置于名词之后)(从...)以后
  From this day forth I will work harder.
  从今以后我要更加努力地学习。
  
  ad.(常用于现在完成时或过去完成时)
  1. 此后;从那时到现在
  She left school three years ago and has worked as a nurse ever since.
  她三年前毕业,从那时起便一直当护士。
  2. 之前,以前
  prep.
  1. (常用于现在完成时或过去完成时)自...以来,从...至今
  I haven't heard from him since last year.
  我自去年以来未曾收到过他的信。
  conj.
  1. (常用于现在完成时或过去完成时)自...以来,从...至今
  It's been ten years since they married.
  他们结婚到现在已经十年了。
  She has been living a hard life since her husband died.
  她自从丈夫死后,一直过着艰苦的生活。