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.
举一反三
- Why was the death regarded silent A: Because it's quiet after an explosion, B: Because the people were killed outright. C: Because when it came, the victims were in sleep, D: Because it happened suddenly.
- People don’t follow us when they witness us doing different things because they don’t like us.
- Why is a mid-morning break more beneficial to workers than a mid-afternoon break A: Because it helps people get concentrated when they get distracted. B: Because it makes people feel energetic when they are tired. C: Because it makes people feel vigorous before the midday lull sets in. D: Because it boosts motivation before people get sleepy.
- 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.
- What does “sleep apnoea” mean? A: disturbing other people by snoring. B: breathing pauses during sleep. C: snoring so violent and loud. D: waking up because of snoring.
内容
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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.
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The couple have not got a television, because ( ) A: they are not rich enough B: they are strange people C: they enjoy spending evenings in their own ways D: they don't know what to do when there are power cuts
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Why aren't people enjoying better lives when they have jobs A: Because many families are divorced. B: Because government aid is now rare. C: Because their wages are low. D: Because the cost of living is risin
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I don’t think it is right to call people fat because all people are created !
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When an elder-care facility refuses to install Internet technology because of the belief that older people don't have the energy or ability to learn web navigation, they are acting upon ________ prejudice.