| 1 | The Aussies are justifiably proud of the largest coral reef on earth - the Great Barrier Reef. | |
| 2 | This isn't scuba diving now off the Great Barrier Reef, or something like that. | |
| 3 | There are beaches in Australia too, but I would prefer a more active holiday this year. We could visit Ayers Rock and the Great Barrier Reef. | |
| 4 | There are also other cities in Australia well worth visiting: Townsville, in Queensland, is the gateway to Australia' s rainforests and the Great Barrier Reef. | |
| 5 | A sponge from Australia's Great Barrier Reef was home to almost 3, 000 different types of bacteria. |