ここで話してはいけません。

N5 ここ koko here N5 話してはいけません hanashite wa ikemasen must not talk

N5 話 wa / hana.su, hanashi tale, talk, parler

N5 〜てはいけない te wa ikenai Indicates prohibition, equivalent to must not do, expresses rule negative obligation or restriction N5 〜ます masu Used at the end of verbs, polite present or future form, makes the sentence more polite N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜で de Indicates where an action happens, means used, tool, cause, or material depending on context N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information