How can we use intonation to add extra meaning to out utterances? This video from Elemental English explains.
In English, we can add extra meaning to utterances that goes beyond the meaning of the words in the utterance. This extra meaning is achieved through intonation. Intonation means that we vary our pitch over stretches of speech.
You can watch this video by ElementalEnglish that explains intonation and some of the main intonation patterns in English.