​This story happened _______ a dakk raining night in January A in B on C at D for

​This story happened _______ a dakk raining night in January A in B on C at D for
​This story happened _______ a dakk raining night in January A in B on C at D for

​This story happened _______ a dakk raining night in January A in B on C at D for
​This story happened （B、on） a dark raining night in January.
这个故事发生在一月份的一个漆黑的雨夜.
在具体某一天之前,要用介词on.