her friend's birthday is in december.改为疑问句 their birthdays are in october.改为一般疑问句

问题描述:

her friend's birthday is in december.改为疑问句 their birthdays are in october.改为一般疑问句

很高兴能够在这里回答你的问题,应该为:
When Is her friend's birthday
Are thier birthdays in October?