Questions & Answers about Fotgjengeren går over gaten.
• Indefinite singular: en fotgjenger (a pedestrian), en gate (a street)
• Indefinite plural: fotgjengere (pedestrians), gater (streets)
• Definite plural: fotgjengerne (the pedestrians), gatene (the streets)
In Bokmål many feminine nouns have two options:
• Feminine-only: ei gate → gata
• Common gender: en gate → gaten
Your example uses the common-gender variant gaten, but gata is also correct.
Å gå is irregular. Its forms are:
• Infinitive: gå
• Present: går
• Past: gikk
• Perfect participle: har gått
In your sentence you need the present tense, so you use går.
Approximate IPA (Bokmål): [ˈfʊtˌjæŋərən ˈɡoːr ˈuːvər ˈɡɑːtnə]
Rough English-style: “FOOT-yeng-er-en gor OH-ver GAH-ten.”
When you add an adjective in a definite noun phrase, you use the separate determiner den + adjective in its definite form + noun with its suffix. For example:
den gamle fotgjengeren
(“the old pedestrian”)
Use the indefinite articles on both nouns:
En fotgjenger går over en gate.