In the grammatical part of the lesson, we learned how to use the "must" which is a way of saying that you must do something, because it is your obligation and the teacher taught us with several examples and how we could use it in expressions to indicate illness, being its structure something like this: We explain it in conversations: Have you had dinner? -No Oh, you must be hungry ------------------------------------- I told him and he believed me. -You mustn't tell lies. ------------------------------------- My skin is burning, it's hot You must be very sensitive to the sun -------------------------------------- My hands itch a little -You must not eat more strawberries ------------------------------------ Here are some exercises so that you can practice with me: Aprendí formas de saber si estaba disponible o no para hacer una actividad: I learned ways to tell if I was available or not to do an activity. as the name implies is to replace common words w