These are geographic-relief maps of the USA, the UK and Australia. Usually the geographical names are written witheut articles on maps. 1) Listen to the description of the

a)    the Pacific Ocean, the Indian Ocean, the Timor Sea, the Arafura Sea, the Tasman Sea,
the Coral Sea,  the Murray River,  the Darling River,  the Great Dividing Range,  the
Kimberley Range, the Hamerslay Range, the Great Sandy Desert, the Great Victoria
Desert, the Simpson Desert
b)    the Atlantic Ocean, the Pacific Ocean, the Gulf of Mexico, the Gulf of California, the
Great Lakes, the St.  Lawrence River, the Great Salt Lake, the Mississippi River, the
Missouri,   the  Yukon,   the  Colorado,   the   Columbia,   the   Hudson,   the  Appalachian
Mountains, the Cordilleras, the Rocky Mountains
c)    the Severn, the Avon, the Thames, the North Sea, the Irish Sea, the English Channel,
the Strait of Dover, the Clyde, the British Isles, the Orkney and Shetland Islands, the
Lake District, the Midlands, the Highlands, the Lowlands, the Pennmes, the Cheviot Hills