party properly summoned

例句：

1. 1. They invited all the guests to a party last night.
   昨晚他们邀请了所有的客人参加聚会。
2. 2. The party was a great success and everyone enjoyed themselves.
   聚会非常成功，大家都玩得很开心。
3. 3. He organized a party for his friends' birthdays.
   他为朋友们的生日组织了一个聚会。