是On the morning of April还是In the morning of April?这里没有精确到天

用on a cold morning 、 on the morning of september 、 in the morning造句 是on the morning of tomorrow还是in the morning of tomorrow 是in the morning of July 1st还是on the morning of July 1st? 是on the morning of Mother's Day还是in the morning of Mother's Day? 是in the morning of March 17,1994.还是on the morning ofMarch 17,1994 Early__the morning of May 1, we started off___the mountain vallage. 为何选A：in；for,为什么?谢谢on a rainy morning, on a sunny morning， on Sunday morning,为何 用on？而in the morning of May 1用in。 on the morning of june 25 不是应该是in the morning 怎么回事on the morning the americans---- shanghai----the morning of sunday是用reached on 还是came on 英语翻译是不是on the morning of . on the morning of June 30th 是 in the morning of June first对呢 还是on the morning of June first 对呢? 是On the morning of April还是In the morning of April?这里没有精确到天 on a cool morning为什么不是on the cool morning 请问On the morning 和 In the morning 和 At the morning的区别?是 In the morning 还是 In morning 是At the morning 还是 a't morning He arrived( ) the morning of May 13th,but left( ) the afternoon A,on;on B;on;in The twins were born on the morning of May 1st A.in.B.on.C.at.D.of ON the morning of March first.可以这样翻译吗?on the morning on march first The accident happened _______ a cold winter morning.A.in B.on C.at D.of