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参考资料：
- https://www.grammar.cl/rules/prepositions-of-place.htm
- https://www.collinsdictionary.com/us/dictionary/english/next-to
- https://www.collinsdictionary.com/us/dictionary/english/by
- https://www.collinsdictionary.com/us/dictionary/english/beside
- https://www.youtube.com/watch?v=KEkoAIJGziE
- https://www.google.com/search?q=near, beside, by, next to，close to&oq=near, beside, by, next to，close to&gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIHCAEQIRigATIHCAIQIRigAdIBCTIwOTVqMGoxNagCALACAA&sourceid=chrome&ie=UTF-8#fpstate=ive&vld=cid:e11f995c,vid:udf9wo-zEjs,st:0
