阅读理解。 Many Americans go to work five days a week. American students go to school five days a week, too. So they usually have a two-day weekend. The weekend is Saturday and Sunday. At the weekend, people spend their time in many different ways(不同的方式). Sometimes they play with friends. Many families enjoy weekends together. Many American families do some sports at the weekend . For example(例如), in summer, they enjoy swimming and biking. In autumn, they like playing volleyball and tennis. In winter, they go skating (滑冰) and skiing(滑雪). In spring, they like sightseeing(观光) and hiking(徒步旅行.) How happy they are! Do you have an enjoyable weekend? 1.How many days do many Americans go to work a week? A. Five days B. six days C. seven days D. Four days 2.How do Americans spend their weekends? A. In one way B. In two ways C. In three ways D. In many different ways. 3. What sports do many Americans do in summer? A. swimming and biking B. playing volleyball and tennis. C. skating and skiing D. sightseeing and hiking 4. Which one is not true( 不真实的 )? A. American schools are open five days a week. B. In America, people usually have a one-day weekend. C. people often play volleyball and tennis in autumn. D. Many American families enjoy weekends together. 5. When is weekend? A. Sunday B. Saturday C. Friday and Saturday D. Saturday and Sunday