Circle the correct item. 1.Through the exploration / research of space, we can learn a lot about outer space.
2 Paul is sceptic / doubtful about the existence of UFOs.
3 The astronauts were worried they wouldn't have enough food supplies/ resources make it back to earth.
4 There was a(n) unexpected / stunning twist at the end of the film.
5 The view I sight from the observation tower is spectacular.