Look can mean ‘seem’ or ‘appear’. This is a ‘copula verb’ (see 91); it is followed by adjectives.

    You look angry— what’s the matter?
    The garden looks nice We can also use like or as if after look.
    [look like + noun]
    She looks like her mother
    ‘What’s that bird?’ ‘It looks like a buzzard
    [look as if + clause]
    You look as if you’ve had a bad day.
    It looks as if it’s going to rain.

Look like + clause is also possible

  • Look can also mean ‘turn your eyes towards something’. It can be used with adverbs.
      The boss looked at me angrily.
      She looked excitedly round the room.