When is Henry's birthday party,Lynn The 18th,___about three

When is Henry's birthday party,Lynn The 18th,___about three When is Henry is birthday party,Lynn?啥意思? Henry's birthday is on October 20th.（改同义句） Henry Sandra's birthday party is on November 10th Dave's birthday party is December 6th同义句 when' s your birthday party? Henry's birthday is October 20th.(改为同义句） Henry's birthday is on October 20th.(改为同义句) Preparing for Jane's Birthday Party Jane's 12th birthday is when is Tony 's birthday party 的主语? when is your birthday?It's ( ) 20th of October. when was the birthday party