ответы на ! 1.the geographical position of the usa. 2.the capital and the states ot the usa. 3.the population of the usa. 4.the the most important geographical boundary. 5.the mountains, rivers and lakes. 6.the climate. 7.the largest cities and the economic development.

1. The USA occupies the central part of the North American continent. It borders on Canada in the north and Mexico in the south. It is washed by the Atlantic Ocean in the east, by the Pacific Ocean in the west and by the Gulf of Mexico in the south.
2. The USA is made up of 50 states and the District of Columbia where the capital of the country, Washington, is situated.
3. The population of the USA is about 256 million people.
4. One of the most important geographical boundaries in the USA is the 50-centimetre rainfall line, which runs from north to south almost through the middle of the country. East of the line farming is relatively easy and the population is large. There are man-made irrigation systems, dry farming, grazing and fewer people west of the line.
5. The Rocky Mountains extend from Alaska through Canada and the USA to Mexico. Together with the Sierra Nevada Mountains in California they have snow-capped peaks and clear mountain lakes.

The Great Lakes are situated in the north-east of the country. They are Lake Ontario, Lake Huron, Lake Erie, Lake Superior, Lake Michigan. The largest rivers of the USA are the Mississippi, the Missouri, the Columbia, the Colorado, and the Yukon. American rivers have very expressive names: the Snake River, the Milk River, the Green River, the Sweetwater River, the White River.

6. The climate of the country varies greatly from arctic in Alaska, through continental in the central part to subtropical in the south. The climate along the Pacific coast is warmer than that of the Atlantic coast. 

7. Among the largest cities of the USA are New York, Los Angeles, Chicago, Philadelphia, Detroit, San Francisco.