3.Correct the sentences. 1.The USA is the biggest country in the world. 2 Route 66 went from New York to Los Angeles. 3 There aren’t any trees in the Appalachian Mountains. 4 Florida is in the north-east of the USA. 5 The Mississippi is the shortest river in the USA. 6 Alaska is hotter than Death Valley. 7 The Rocky Mountains are in Mexico. 8 Yosemite National Park is older than Yellowstone National Park. 9 Niagara Falls is the tallest waterfall in the USA. 10 Hawaii is an island. Raspunde-ti repede ca am nevoie astazi/acum. Va rogg multtt!!