The author disagrees with Dr．Burton because
A: few people can wake up feeling fresh and alert.
B: some people still feel tired with enough sleep.
C: some people still feel sleepy with enough sleep.
D: some people go to bed very late at night.
A: few people can wake up feeling fresh and alert.
B: some people still feel tired with enough sleep.
C: some people still feel sleepy with enough sleep.
D: some people go to bed very late at night.
举一反三
- Why does a lack of sleep cause people to gain weight A: Because people burn fewer calories when they are awake. B: Because people feel hungry when they lack sleep. C: Because their hormones stay unchanged. D: Because people don"t exercise when they don"t have enough sleep.
- "Sleep defensively" means that ______. A: people should go to a doctor and have their problems diagnosed B: people should exercise immediately before going to bed every night C: people should sacrifice other things to get enough sleep if necessary D: people should give up going to bed and getting up at the same time every day
- What elements can be included for the following outline? “Some people value health over wealth.” A: Some people get plenty of exercise, eat all the right foods and get enough sleep. B: Some people work very hard every day, seeking ways to make more money. C: Some people don’t take time out from their work to do fun things.
- Why is the question of "how easily people can get used to working at night" not a mere academic question A: Because few people like to reverse the cycle of sleep aud wakefulness. B: Because sleep normally coincides with the hours of darkness. C: Because people are required to work at night in some fields of industry. D: Because shift work in industry requires people to change their sleeping habits.
- Which of the following is Dr. David's opinion A: People who think they are sleeping enough are better off than those who don't. B: Some people can remain vigorous with only 6.5 hours' sleep a night. C: If they get 8.5 hours' sleep, people will be full of drive and ambition. D: People's mental power suffers if they are in sleep deficit.