This story happened on a cold winter in 2007.请问这里用on对不对,为什么?

This story was happened in a small village改错 改错 This story happened during world war two This story ____a long time ago A.happened B.happen This story happened on a cold winter morning改为同义句This story ______ on a cold morning.改为同义句This story ______ ______on a cold morning. 怎么填This is a true story.It happened in Amsterdam,Holland 31) the early This story ( ) in Paris before the First World WarA happensB was happenedC is happenedD happened This story happened _______ the last few years. A. at B. since C. during D. for This story happened the last few years?A.at B.since C.during D.for This story happened on a cold winter in 2007.请问这里用on对不对,为什么? 1.This was a true story and it happened __________ the morning of May 5. ​This story happened _______ a dakk raining night in January A in B on C at D for This is a story about something thatThis is a story about something that happened long ago when your grandfather was a.child. this is what happened This is a story when（）this story The story ------- in Japen before 1997.A.is happened B.happened C.happens D.was happened This story happened on _________.A.2009,Oct.21st B.Oct.21st,2009 C.2009,21 October D.21st of October,2009 The story happened ____ the center of Shanghai.填介词