Test analysis: this question examines students' understanding of the impact of the opening of new routes. The opening of the new route has broken the isolation of all countries in the world. Through the opening of new air routes, people are more closely linked, and all continents in the world are also linked. The European market can buy goods from all over the world, so the opening of new air routes is also called "the era when the world was discovered", and the Renaissance movement at the same time is called "the era when people were discovered". According to what we know,

Comments: This question is moderately difficult. It is necessary to examine students' ability to understand historical issues. Understanding ability is a kind of ability to learn history. It depends on the accumulation of knowledge and the analysis of problems in peacetime. The opening of new routes is the focus of the examination proposition. The roadmap for opening up new routes is as follows: Portuguese Diaz led the fleet to the Cape of Good Hope in southwest Africa in 1488; 1492, the Italian Columbus set off from Spain and arrived in the West Indies of America via the Atlantic Ocean, opening up a new route to America. 1497- 1498 Portuguese da gama bypassed the cape of good hope and arrived in India; 1519 ——1522 Portuguese Magellan set out from Spain, passed through the Atlantic Ocean, the east coast of South America, strait of magellan, the Pacific Ocean, the Philippine Islands, the Indian Ocean, the Cape of Good Hope and the Atlantic Ocean, and returned to Spain, completing his global voyage, which proved the "theory of the earth circle".