| 
  Future Perfect - irregular verbs (long form)Fill in the correct 
  Future Perfect (Future 2) form.
 | 
    | Emma  
     the DVD by then. (to find) | 
    | Ben  
     back by then. (to come) | 
    | Emma  
     the tickets by then. (to buy) | 
    | The friends  
     their hamburgers by then. (to eat) | 
    | She  
     a doctor by then. (to become) |