the first day in a week的同义词

in the first day on the first day区别哪个用在开头?A.in the first dayB.on the first day给个答案就行要选项 请问“the first day in a while”怎么翻译RT 英语：( )is the first day in a week. “（ ）is the first day in a week. the first day in a week的同义词 有没有in the first day,on the first day on the first day还是in the first day on the first day还是in the first day还是at the first? January is the first month of a year w---- Monday is the second day of a week. Mother'Day was first celebrated in the USA.It's also a holiday in England sunday is the first day in a week in England这句话对吗写上正确的 the man who made the first popular watch was walking in a park one day.谢 studengs in the u.s.a are very busy on the first day of a new semester急. the first day of a week In this day of the past,I am very happy,it was the first day was a turning point in my life,from this day,I have grown up a year old,thank you once let me happy,let me sad,people let me cry,let me grow up,mature,a new age to start,I will be happy,I w The famous Titanic started her first and last journey---a cold day in 1912 ( )is the first day in a week 括号里怎么添?各位帮个小忙,OK? May Day is--------------the first of May A.on B.in C.at