Would you like to go to Beijing, our capital? It's far away from Guangdong. It's 2313 kilometers from Beijing to Guangdong. The city of Kunming is 2216 kilometers away from Guangdong. It's always very warm there. But it's very hot in summer in Wuhan. It's 1084 kilometers from Guangdong to Wuhan. Changsha is near Guangdong. It's 726 kilometers from Changsha to Guangdong. Do you know which city is the biggest in China? It's Shanghai. It's 1811 kilometers from Guangdong to Shanghai. If you travel   by air, you'll find it very interesting and fast enough to fly from Guangdong to Beijing. It only takes you about four hours and you'll get there easily, safely and unhurriedly .But traveling by train is quite different. You have to stay on the train for over thirty hours to arrive in Beijing. More and more people like to travel by air. You can see why, can't you? Which one is WRONG?
Wuhan is very hot in summer. It's as warm in winter in Kunming as Beijing. It's 1084 kilometers from Wuhan to Guangdong. It's warm in winter in Guangdong.