In this lesson, we will learn how to seek and give advices ("You had better/should...") and express obligations ("You must...") along with many health-related phrases.

～んです (Review) Doing something too much or being too something (e.g., cold, hot, difficult, etc.): ～すぎる Advice forms: ～た・ないほうがいい Uncertainty expressions: ～でしょう (or だろう) Obligation: Vなくてはいけない・Vなくちゃいけない (must V) Prohibition: Vてはいけない／Vちゃいけない (must not V) Negative request: Vないでください (Don't V) 薬楽早病院使働別歌紙赤青色々正天知