This story happened on a cold winter morning

This story happened on a cold winter morning This story happened on a cold winter in 2007.请问这里用on对不对,为什么? The accident happened _ a cold winter morning.A.in B.on C.at The accident happened ______ a cold winter morning. The car accident happened( )a cold winter morning.填介词 请问是In a cold winter morning 还是 on a cold winter morning? This was a true story and it happened------------the morning This story happened on _________. 是on a cold winter morning还是in? The accident happened _______ a cold winter morning.A.in B.o The accident happened ________ a cold winter morning. A．in B 英语翻译It happened in a very cold winter.One day a famer was on