阅读理解。 There are four seasons in a year: spring, summer, autumn and winter. Spring is the best season of the year. The weather gets warmer and the days get longer. The crops begin to grow. The trees turn green and flowers come out. Summer comes after spring. It is the warmest season. It often rains and the crops grow fast. The best sport in summer is swimming. Children often go swimming in rivers and lakes. Autumn is a busy season. The days get shorter and the nights get longer. It is harvest time. The farmers are busy. They are getting in the crops. Winter is the coldest season of the year. Sometimes it snows and the fields are all white. Skating is the best sport in winter. Many boys and girls often go skating. But the farmers are still busy. They are getting ready for the next year. 1. How many seasons are there in a year? [     ] A. Three B. Four C. Five D. six 2. What is the weather like in spring? [     ] A. Hot B. Warm C. Cold D. Cool 3. Which season comes after spring? [     ] A. Spring B. Autumn C. Summer D. winter 4. What sport is the best in winter? [     ] A. Cycling B. Skiing C. Skating D. Swimming 5. What are the farmers busy doing in winter? [     ] A. They are busy getting ready for the next year. B. They are busy getting in the crops. C. They are busy planting trees and flowers. D. They are busy doing sports.