My birthday is on April 7th.这个说法对么?

My birthday is on April 7th.这个说法对么? 有没有my birthday is on April 4th这种说法 是my birthday is april 4th 还是 my birthday is in april 4th? 连词成句 father’s my birthday is on april 4th. My cousin’s birthday is on the 18th of April（改为一般疑问句） （）is your birthday?on april 4th 我的生日是4月13号,是“my birthday is on April 13th”还是“in April ” 他的生日 My birthday is on December 12th My elder brother`s birthday is on August 7th.(对on August 7th 选择正确的答案.1.When is your birthday?My birthday is ( )April.A:on 英语题目Peter's birthday is on April 12th改为一般疑问句 My friend's birthday ia April 15th.(对画线部分提问） （ ）is( ) friend