有on concert吗?或者on the concert?如题我知道有in concert 那前面能用on吗？

有on concert吗?或者on the concert?如题我知道有in concert 那前面能用on吗？ at the concert,in the concert,on the concert,有何不同? My birthday is on April 7th.这个说法对么?或者是My birthday on April 7th.或者是My birthday is April 7th. 从句中的who/which/which什么时候能省略?比如the teachers who were inveted to the concert arrived on time能变成th teachers inveted to the concert arrived on time. The concert in Guangzhou on March what is today?怎么回答.it is on sunday ,october 14th.和it is on october 14th,sunday.一样吗.时间有大小之分吗? 英语翻译2 groups of austrian musicians will arrive in mudanjiang for either one evening of a combined concert on august 14th or august 21st(plan A)or for two separate shows on two different evenings on august 13th,14th ot august 20th,21st(plan B) 英语翻译2 groups of austrian musicians will arrive in mudanjiang for either one evening of a combined concert on august 14th or august 21st(plan A)or for two separate shows on two different evenings on august 13th,14th ot august 20th,21st(plan B) 英语翻译2 groups of austrian musicians will arrive in mudanjiang for either one evening of a combined concert on august 14th or august 21st(plan A)or for two separate shows on two different evenings on august 13th,14th ot august 20th,21st(plan B) on the morning of july 25th 1992与in the morning on july 25th 1992有什么区别 是in the concert还是on the conceret Father's day will come ( ) June 20th this year.括号里填In 还是 on?有什么区别吗? 英语!关于一个日期前面能不能加on的问题.比如,My birthday is november 4th.这里is后面可以加on吗?加和不加意思上有区别吗?The School Day is june 10th. What happened on Dec . 25th,1928? 英语翻译原句是：on april 12th ,1961 MarCh 12th( )(on/in)China Friday 13th!Everything depends on you! (teacher) Day is on September 10th