Решение:
- A What are you doing, Stefan?
- B I'm looking at some paintings online. I want to buy a poster of one for the living room.
- A My sister is doing an art course at the moment. Perhaps she can paint something for us.
- B Um...perhaps. But look at this one - it's really beautiful. It's by Vermeer, and there's a girl who is wearing a blue and yellow scarf on her head and a big pearl earring.
- A I'm not sure. She isn't smiling.
Ответ: are you doing, looking, is doing, is wearing, isn't smiling.