What do clubes de futbol refer to in spanish speaking world

Can someone answer this pls ill give brainliest both ser and estar mean ‘to be’. in what situations do we use estar? estar, venir, and ir are considered irregular verbs. what makes a verb “irregular”?

Es común uvas durante el año nuevo

Some of your family members went to the shopping mall yesterday. look at the illustrations and complete each sentence with the correct form of the given verb. yo unos regalos para mi hermana menor. (comprar)