They had a party for his birthday on 3rd August 为什么on的后面不加定冠

They had a party for his birthday on 3rd August 为什么on的后面不加定冠 Peter had a party on his birthday in his house.Although he h Peter had a party on his birthday in his house.Alothough he I had a big party on my ____ ____ birthday. 英语填空题 快来回答Peter had a party on his birthday in his house. Al 改错：He usually have a party on his birthday. 改错what time do you have your birthday party?On January 3rd. They had a party on Christmas Day.对划线部分提问.（划线的是on Christmas His birthday is on August 6th.的同义句He____ ____onAugust 6th. mike had a birthday party on the ninth of november.对 on the you should b-- a present for Allen on his birthday. they () a birthday party for kate