1 I039;ve switched on the TV but there039;s no looked picture

1 I've switched on the TV but there's no looked picture on the screen. must be / broken 2 I can hear strange noise from the garden. could / a fox 3 Who's that boy with the red hair? can't be / James because have / blond hair 4 Where's your coat? might / be / in the car / or / could / be / at Tom's house 5 Look! There's a ghost at the window! can't be / a ghost / must / your little brother