This is a paraphrasing task. In this task, you're given a sentence and your task is to generate another sentence which express same meaning as the input using different words.
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Question: ruins as far as the eye could see , stretching in all directions .

Answer: the debris stretched out all the swells as far as the eye could see .

Question: raise doubts . get the public talking about something other than the attacks and the assassination .

Answer: the public would begin to talk about something other than an assassination .

Question: through the confusion , harry saw hermione slip quietly into snape 's office .

Answer:
in the confusion harry saw '' how hermione quietly slipped out the door .