本讲为2007年上半年新的教学内容，请对照教材和练习册听录音！
  Fell
  Fall  fallen
  Feel
  Felt
   
   
  (long)
  Lengthened
   
  In our fifties
   
  Due to
  I got late due to the traffic jam.
  Due to the traffic jam I got late.
  A due to
  B. because of
  C. as
  D owing to
  My lateness was due to the traffic jam.
  My lateness due to the traffic jam is very often.
   
  Elect
  We elected him monitor.
  pRC
  The people’s Republic of China
   
  Democracy
  Employee
  Trainee
  Nominate
  Nominee
   
  Be certain to do sth.
  He is certain to agree with the plan/proposal.
  Uncertain
  Uncertainty
  Royal
  Refuse