时间状语 
          一般现在时  every …, sometimes, at …, on Sunday, 
          一般过去时  yesterday, last week, an hour ago, the other day, in 1982, just now 
          一般将来时  next…, tomorrow, in+时间, 
          现在完成时  for, since, so far, ever, never, just, yet, till/until, up to now, in past years, always, recently 
          过去完成时  before, by, until, when, after, once, as soon as 
          过去进行时  this morning, the whole morning, all day, yesterday, from nine to ten last evening… when, while 
          将来进行时  soon, tomorrow, this evening, on Sunday, by this time, tomorrow, in two days, tomorrow evening |