1 niepoprawne. My grandfather is a scientist and he like to invent things
2 niepoprawne. Michael is a chief, but he never cooks at home for his family
3 poprawne
4 niepoprawne. The sun is rising from the east and it is setting on the west
5 poprawne
6 niepoprawne. Tim wants to buy a house, but Helen thinks that he should wait until next year