is.of.21st.birthday.my.september.the.father's 连词成句我想问哇.如果是：My father's birthday is the 21st of September.可以么但素 不应该放个on么?莫非可以省略?

His birthday is 对on December 21st提问. tom's birthday is march 21st的同义句 october 1st is a s___ day.It is the birthday of China 怎么填 () 1st is the Party's birthday of China（填月份） My birthday is April 11st,1987. july 1st is our P____ birthday His birthday is September 21st.（改为同义句） The ( ）（ ）his （ ） is September 21st. His birthday is September 21st(同义句）The（ ）（ ）his （ ）is September 21st Tom's_______ ________birth is march 21st同义句是：Tom's birthday is March 21st Lily's birthday is on 21st May用被动语态改句子Lily ()()on 21st May 1,Sall's ,is ,party; birthday June 1st on not 2,mother year the the of third March is is.of.21st.birthday.my.september.the.father's 连词成句我想问哇.如果是：My father's birthday is the 21st of September.可以么但素 不应该放个on么?莫非可以省略? My birthday is ( )May 21st. A.on B.in C.at my birthday is ( )( )May 21st.括号里应该填什么? november 21st ,bill's,on,sunday,birthday,is,party连词成句 His birthday is on December 21st.（对划线部分提问） His birthday is on July 21st.(对划线部分提问) Lilys birthday is on 21st May 改为被动语态