9.19.How many hours of sleep do teenagers need every night? A.Between 9 and 10. B.Between 10 and 11. C.Between 9 and 11. 20.When should teenagers go to bed at night to get enough sleep? A.Before 10:30 p.m. B.At around 10:00 p.m. C.After 10:30 p.m. 21.How do they feel when teenagers don't get enough sleep? A.Unhappy. B.Excited. C.Angry. 22.Where does Tom's mother work? A.In.school. B.In a hospital. C.In a music club. 23.Who wants to learn Chinese? A.Tom's brother. B.Tom's father. C.Tom. 24.How often does Sam go swimming? A.Every afternoon. B.Twice a week. C.Five times.week 25.What lessons does Tom want to take on Fridays A.Music lessons. B.Piano lessons. C.Guitar lessons.
7.听第11段材料,回答11-12题. 11.What day is it today? A.Thursday. B.Tuesday. C.Wednesday. 12.What does the girl have this afternoon? A.Art. B.History. C.Chemistry.