VERB ‘look’ + PREPOSITION ‘at’, ‘for’, ‘after’Look at…Look for …(=try to find)Look after… (= take care of, keep safe )- Why are you looking at me like this? – Look at those flowers. They’re beautiful.- He’s lost his key. He’s looking for it. - I’m looking for Ann. Have you seen her?- Mary goes to work every day but she has a young child. When she is at work, a friend of hers looks after her child.- Don’t lose this book. Look after it. ( = Keep it safe)