请根据以下内容回答36-40题After a day’ s hard work, we needsome sleep. During the sleep, the fatigue (疲劳)of the body disappears and recuperation (恢复)begins. The tired mind gathers new energy, and the memory improves.Some adults require little sleep;others need eight to ten hours in every twenty-four hours. Infants (婴儿) sleep sixteen toeighteen hours daily, the amount gradually diminishing as they grow older.Young students may need twelve hours; university students may need ten. Aworker with a physically demanding job may also need ten, whereas an executiveworking under great pressure may manage on six to eight. Many famous people have little sleep. Napoleon Bonaparte, Thomas Edison and Charles Darwinapparently averaged only four to six hours a night.Whatever your individual need,you can be sure that by the age of thirty you will have slept for a total ofmore than twelve years. By that age you will also have developed a sleeproutine: a favorite hour, a favorite~ bed, a favorite position, and a rule youneed to follow in order to rest comfortably.Investigators have tried to findout how long a person can go without sleep. Several people have reached morethan 115 hours--nearly five days. Whatever the limit, it is absolute. Animalsthat kept awake for from five to eight days have died of exhaustion. The limitfor human beings is probably about a week. Theamount of sleep required may__________
A: tire an individual mind
B: help infants grow older
C: apply pressure on an executive
D: depend on an individual age
A: tire an individual mind
B: help infants grow older
C: apply pressure on an executive
D: depend on an individual age
举一反三
- What is TRUE of human sleep A: Most people need less sleep when grow older. B: Most people need seven and a half hours of sleep every night. C: On average, people in the U. S. today sleep less per night than they used to. D: For most people, less than six hours of sleep on a typical work night is enough.
- 7. How many hours a day of sleep does the doctor recommend? A: Six or seven hours B: Nine or ten hours. C: Four or five hours.
- ______ average, two-year-old children need ten to twelve hours of sleep a night. A: With B: In C: On D: Under
- Children of young age should have ______ hours’ sleep every day.
- How many hours do you need to sleep every night according to the video?