1. all the continents are connected by land to at least one other continent, with one exception: Australia. Australia is surrounded by vast expanses of water on all sides. 
2. one result of australians' interest in sport is the large number of world champions and record-holders the country can claim. australians excel internationally in sports such as golf, tennis, hockey, swimming, track and field, football and various forms of motor racing.
3. The dingo barrier fence stretches from east queensland all the way to the coast of south australia. fences were erected in the late 1800s and early 1900s to protect cropland from rabbits. (câu này mình không chắc lắm bạn thông cảm ạ)
4. anna creek station is the world's largest working cattle station. it is located in the australian state of south australia. there is a main farm in Anna Creek and a dispensary in The Peake. Although the cottages are very isolated, they have satellite telecommunications systems including television and internet.