Answer:
Winston has always been watched for seven years. Obrien has been talking to Winston in his dreams, Winston has been watched in the prole areas, O'Brien has read his diary, Winston has been fed certain news stories to see how he reacts.
Step-by-step explanation:
Winston’s life fits into the seven years in which he was framed by O’Brien.
Winston has always been watched for seven years. In which Obrien has been talking to Winston in his dreams.
Therefore Winston has been watched in the prole areas as well.
Thus O'Brien has read his diary, Winston has been fed certain or specific nèws stories to see how he reacts.