Editing Zero copula (section)

===Japanese===
In [[Japanese language|Japanese]], the copula is not used with predicative adjectives, such as {{Nihongo||ご飯は熱い（です）|gohan wa atsui(desu)|[the] food [is] hot}}. It is sometimes omitted with predicative nouns and adjectival nouns in non-past tense, such as {{Nihongo||携帯電話は便利[だ]（です）|keitai-denwa wa benri|mobile phones [are] convenient}}, but is necessary for marking past tense or negation, as in {{Nihongo||いい経験だった（いい経験でした）|ii keiken datta(ii keiken deshita)|[it] was [a] good experience}}. It is also sometimes omitted in wh-questions, such as {{Nihongo||何これ？（これは何ですか？）|nani kore? (Kore wa nan desuka?)|what [is] this?}}.