Questions & Answers about Saya pergi ke perpustakaan setiap Selasa.
Perpustakaan means library. Morphologically it breaks down as:
• per- (prefix to form nouns of place/agent)
• pustaka (root meaning “book” or “document”)
• -an (noun suffix)
Together, they yield “a place where books are kept.”
Ke indicates movement toward a place (“to the library”).
• Saya pergi ke perpustakaan = “I go to the library.”
By contrast, di marks a static location (“at/in the library”).
• Saya di perpustakaan = “I am at the library.”