Te reescribo el texto y en negrita te pongo las palabras correctas, es decir lo que tenes que poner en los espacios vacios.
The United States is a big country, but it is not the biggest country in the world. Russia, Canada and China are bigger than the United States. The USA has fifty states. Alaska is the largest state and Rhode Island is the smallest state. Rhode Island is more industrial and has a greater population than Alaska. Massachusetts and Virginia are the oldest states. Hawaii and Alaska are newer states.
The United States has many great cities. New York is the biggest city. Los Angeles is the second biggest and Chicago is the third. Some people believe that San Francisco is the most beautiful city in the country. Other people say that Seattle is the cleanest, safest, and best city to live in. The weather is not the same everywhere in the country. The North is generally colder than the South, and the West is usually drier than the East.
