是in the morning of March 17,1994.还是on the morning ofMarch 17,1994
问题描述：
是in the morning of March 17,1994.还是on the morning ofMarch 17,1994
答
On, 有具体时间修饰morning时用on
答
on the morning of March 17,1994具体到某一天或某一天的早上/下午/晚上用on