Условие задания:

3 Б.
Read the sentences and write the full verb form. Choose the future perfect or future perfect continuous.
  
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1.  By the end of the day, he ______(write) a poem.
 
    
  
2.  By Sunday, Linda_________(diet) for 3 weeks.
 
    
 
3.  By next month, Bill_______(move) house.
 
     
Источники:
pragprog.com