【題組】40. How long should a 20-year-old man sleep at night? (A) Less than 5 hours. (B) At least 6 hour
問題詳情
【題組】40. How long should a 20-year-old man sleep at night? (A) Less than 5 hours. (B) At least 6 hours. (C) About 20 hours a week. (D) Only 15 or 20 minutes.