At the end of the year, important ceremonies, ceremonial graduation ceremony, called for all students to graduate. These students would invite friends and relatives came in this ceremony.
At the end of the school year The ceremony is a ceremony called graduation ceremony for all students to graduate. These students will invite their friends. And all the relatives to the ceremony.
At the end of the study, a ceremony is the one called the graduation ceremony for all students graduate. These students will invite friends. And all the relatives to come in this ceremony.