Breakdown of Der Bibliothekar hasst Kaugummi im Lesesaal.
im
in the (used with months) / in the (contraction of in + dem)
hassen
to hate
der Lesesaal
the reading room
der Kaugummi
the chewing gum
Questions & Answers about Der Bibliothekar hasst Kaugummi im Lesesaal.
Since this lesson is about the particle gefälligst, how would the librarian use it here to demand someone throw their gum away?
Because gefälligst expresses a strong, annoyed demand, it is almost exclusively used in commands (the imperative mood). It wouldn't fit into this factual statement. Instead, the librarian would address the person directly: Spucken Sie den Kaugummi gefälligst aus! (Spit out the chewing gum right now!).
Why is there no article before Kaugummi?
Here, Kaugummi is treated as a general, uncountable mass noun, just like "chewing gum" in English. Therefore, it uses the zero article. If he were pointing at a specific piece of gum stuck to a desk, it would take the accusative article: Er hasst den Kaugummi.
Why is it im Lesesaal (dative) rather than accusative?
The preposition in is a two-way preposition. Even though "hating" is an active feeling, there is no physical movement from one place into another. It simply describes a static location where the gum is (answering the question wo?). Therefore, it takes the dative case, and in + dem contracts to im.
What are the components of the compound noun Lesesaal?
It is a compound noun made from the verb stem of lesen (to read) and the noun der Saal (hall or large room). Like all German compound nouns, the gender comes from the final word, making it der Lesesaal.