3) According to the passage, what is a reasonable amount of sleep per night? A. 6-7 hours B. 7-9 hours C. 9–10 hours D. More than 10 hours 4) According to the passage, which statement is true about sleeping more than nine hours a night? A. Your body will get stronger. B. You may catch a cold more easily. C. Your body can fight diseases better. D. Your body might fall asleep more easily. more likely to get diabetes. 5) Some studies show that people who sleep too much are A. less than 20% B. 20% C. 50% D. more than 50% 6) Which of these are some of the problems that have been linked with too much sleep? A. Diabetes and stomachaches B. Headaches and stress C. Back and foot pain D. Depression and heart disease 7) In paragraph 5, which expression could be used instead of the quality of sleep? A. How well we sleep B. How long we sleep C. How early we sleep D. How late we sleep 8) In Stage 5 of sleep, we spend most of our time A. falling asleep B. in light sleep C. in deep sleep D. dreaming