Canada, the northernmost country in North America, is bounded by the Pacific Ocean in the west, the Atlantic Ocean in the east, the Arctic Ocean in the north, Greenland in the northeast, the French Saint Pierre and Miquelon Islands in the east, the United States in the south and Alaska in the northwest. Its land area is 9.98 million square kilometers, ranking second in the world. Canada, with Ottawa as its capital, is known as the "Maple Leaf Country". Canada's political system is federalism, constitutional monarchy and parliamentary system, and it is one of the Commonwealth countries. Queen Elizabeth II is the head of state and national symbol, but she has no actual power. Canada is a typical bilingual country.

Canada is a highly developed capitalist country. Because of its rich natural resources and highly developed science and technology, it has become one of the countries with the highest quality of life, the richest society and the most developed economy in the world, and also one of the largest and most important diamond producers in the world. Canada ranks among the best in education, government transparency, social freedom, quality of life and economic freedom. At the same time, it is also a member of the Group of Eight, NATO, the United Nations, the International Organization of la Francophonie, the World Trade Organization and other international organizations.

Canada is located in the north of North America, bordering the Pacific Ocean in the west and the Atlantic Ocean in the east, with a latitude of about 41~ 83 north and a longitude of about 52 ~14 west. It is adjacent to Alaska in the northwest, facing Greenland (actually controlled by Denmark) across davis strait in the northeast, the United States in the south and the Arctic Circle in the north. Canada is the country with the longest coastline in the world, with a coastline of more than 240,000 kilometers and a border line of 8,892 kilometers. It is the longest undefended border line in the world. With a land area of about 9,984,670 square kilometers (the second in the world), it is a country with a vast territory and a sparse population.

The eastern part of Canada is a hilly area, and the Great Lakes and St. Lawrence areas bordering the United States in the south are flat and multi-basin. The Cordillera Mountains in the west are the highest region in Canada, with many peaks over 4000 meters above sea level. North is the Arctic Islands, mostly hills and low mountains. The central part is a plain area. The highest peak, Logan Peak, is located in the Loki Mountains in the west, with an altitude of 595 1 meter.

Affected by the west wind, some parts of Canada have increased the climate of continental temperate coniferous forests. The temperature in the east is slightly lower, the climate in the south is mild, the climate in the west is mild and humid, and the climate in the north is cold and tundra. The arctic islands are cold all year round. The highest temperature in the midwest is above 40℃, and the lowest temperature in the north is as low as -60℃.

Canada is divided into six time zones.

The vowel letter A has a short vowel/? /,when pronounced, the tail of the tongue is close to the lower teeth, the front of the tongue is raised, and the tongue position is lower, which is the lowest among the four front vowels, but the one with the largest opening belongs to the short vowel. However, in actual pronunciation, it has a considerable length, the gums are between half-open and open, and the lips are not round. This sound appears in the prefix and position of words, such as:

Cushion cushion

Map map

Bag

Cat cat

Hat wide-brimmed hat

Fan Fan

racket

apple

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