1) She told us that volcano was still active.
2) I thought it is (можно: was) wonderful place to live in.
3) She sent me an e-mail saying that Hawaii is (was) a green paradice and she added that she would stay there for a week.
4) Den told me their plane had taken off at 3 p.m. and he added that they would be in Hawaii the next day.
5) The press reported that the ship had been destroyed by the tornado.