———the morning of 2009 和____a winter afternoon 是填 on 还是in ,

the morning of 2009其实这种说法本身就有问题，不管是in还是on,怎么译？2009年的早上？这是错误的

The dooryard used to be the place where we enjoyed sunshine in the winter afternoon. 前院是我们冬日下午里晒太阳的地方。 in a warm winter afternoon, we visited prescription Colombian home. 在一个温暖的冬日午后，我们走访了方子哥的家。 On a dull winter afternoon, Harry would sit by the fire and lose himself in a book. 在冬日无聊的下午，哈里会坐在炉火边埋头看书。 我在网上找了几个例子