Every year, the students of 8th grade who are in the Spanish class are visited by the students of Granada in the spring and in the Autumn, when those same students are in 9th grade, they visit Granada in Spain and stay with families.
Every year, the students of 8th grade are visited by the students of Granada in the spring. This 8th grade are in the Spanish class. They visit Granada in Spain. This is in the Autumn. They stay with families. This is in the Autumn. Those same students are in 9th grade.