Answer:
Calamba is the proper noun, so its common noun is PLACE.
Mountain is a common noun so its proper noun is Mt. Apo
Movie is a common noun, the proper noun is TITANIC.
Earth is a proper noun, the common noun must be PLANET.
Country is a common noun, the proper noun is KOREA.
Fernando Poe Jr. is a proper noun, the common noun must be ACTOR.
Teacher is a common noun, the proper noun must be TEACHER CRUZ or MS. CRUZ.
SM is a proper noun, the common noun must be a MALL.
University of the Philippines is a proper noun, the common noun must be school.
