It is not idiomatic "to give" a class. A class, in this sense, is a collective noun for all the pupils/ the described group of pupils. "Our class went to the zoo." "Hmm" is how we spell a sound someone might make while thinking, so things that make you make https://travisfnvaf.yomoblog.com/40318995/music-can-be-spaß-für-jedermann