Question: Do you think it's a good idea to leave your keys with a neighbour?
Analysis

1. You should express your opinion on whether leaving your keys with a neighbour is a good idea. 2. You can discuss the advantages (e.g., convenience, trust) and disadvantages (e.g., privacy, security risks) to support your answer.

Synonyms
Try these synonyms instead of repeating the question:
  1. good ideawise decision; sensible choice; practical solution
  2. leave your keysentrust your keys; give your keys; hand over your keys
  3. neighbournext-door neighbour; person living nearby; local resident