Japanese (tense)

• what is the present affirmative for い adjectives

  です
• what is the present negative of い adjectives

  くないです
• what is the present affirmative of な adjectives

  です
• what is present irregular affirmative?

  いい (good)
• what is the present negative for the irregular

  よくないです
• what is the past tense い adjective for affirmative

  かったです
• what is the past tense for い adjectives negative

  くなかったです
• what is the past tense of な adjectives affirmative

  でした
• what is the past tense of な adjectives negative

  じゃなかったです