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How much sleep (1) we really need? This can vary quite a lot between individuals. However, it is widely believed that between 6-8 hours (2) ………………….. healthy. What is particularly important is that this sleep happens (3) ………………….. the right time: that it fits in with our body’s natural rhythm. If you suffer from sleepiness or dysfunction during (4) ………………….. day then you are probably not getting enough sleep when you most need it. Typical symptoms of a lack of sleep (5) ………………….. low concentration, poor memory and feeling irritable. Getting the right amount of sleep is not only important in terms of being able (6) ………………….. function properly on a day to day basis but it also (7) ………………….. an impact on your overall health. Research suggests that people (8) ………………….. sleep between 6 to 7 hours per night are likely to live longer (9) ………………….. those who sleep less than 6 or more than 8 hours per night. One reason (10) ………………….. this is because of the effect sleep has on our immune system. There is a belief that old people need less sleep than other adults, however, this is not in fact true. The elderly need (11) ………………….. much sleep as when they were younger but changes to their body’s rhythm and health problems might make it more difficult for (12) ………………….. to sleep through the night. As a result (13) ………………….. is common for old people to fall asleep during the day.
+ Babies do it for up to 8 hours a day. Sleep. No one can live without it. But how much do we really need?
Scientists say that we all need 8 hours’s sleep every night .They find that, on average, adults sleep for 7 hours a night, with 32% sleeping less than 6 hours .They also say that the idea that we need less sleep as we get older is completely untrue. Professor Jim Horne of Southborough University studied a group of people who could spend as many hours as they wanted in bed ; after 10 hours they didn’t find it any easy to get up in the morning.
*Questions:
1.How many hours a day do babies sleep?
8 hours a day.
2.How many hours a day should we sleep?
8 hours.
3.How many hours a day do most people sleep?
7 hours a day.
4.What percentage of people sleep less than 6 hours a day?
32 %
5. Can people get up early in the morning after 10 hours’ sleep?
No, they can't.
Part II. 1. Life is more comfortable now. (comfort)
2. There are many cultural differences between his country and mine. (differ)
3. It is unhealthy to eat much sugar and fat. (health)
4. These medicines can work well with your illness (ill)
5. There was no explanation for his absence from class yesterday. (explain)
6. Is he sleeping ? - No, he is still awake (wake)
7. Every week, there are two flights from Ha Noi to Ho Chi Minh city. (fly)
8. They had an enjoyable Christmas vacation. (enjoy)
9. He is a well- known photographer (photograph)
10. The performance she gave last night was marvelous. (perform)
I.
1. A. claim B. wait C. said D. paid
2. A. watch B. bath C. want D. wash
3. A. sure B. mixture C. injure D. pleasure
4. A. few B. new C. threw D. knew
5. A. clothes B. matches C. colleges D. churches
6. A. watched B. naked C. liked D. looked
7. A. sunbathe B. father C. theater D. weather
8. A. pour B. four C. flour D. resource
9. A. clear B. wear C. bear D. ware
10. A. sixty B. my C. sky D. fly
Complete the passage with the suitable words.
Health is something we tend to ignore when we have it. When our body is rather well, we're hardly ever (1) ..aware........ of it. But illness can come, even (2) .......when.... we are young. In fact, childhood has been a very vulnerable time. Many (3) ....diseases.... attacked children in particular and people knew very little about how to prevent such illness or how to (4) ...cure..... them once they struck. The resuft was that many children died. About century ago, however, scientists found out about germs, and then everything (5) .....changed... The cause of many diseases (6) ......was.. known, and cures were developed. As this medical knowledge spread the world became (7)......much.... safer for children. The resuft is that whereas a hundred years ago the average man lived for 35 years. Nowadays, in many places of the world, people can expect to (8)......live..... for years. And what do we except by the years 2010 ? Undoubtedly, (9)...medical.... science will continue to advance. Some people will be able to (10)......solve.... medical problems that are unavoidable today.
- 1. aware
2. when
3. diseases
4. cure
5. changed
6. was
7. much
8. live
9. medical
10. solve
-> đúng tích ha
1. Aware
2. When
3. Diseases
4. Cure
5.Changed
6. Was
7. Much
8. Like
9. Medical
10. Solve
= > tích cko mk nha
Health is something we tend to ignore when we have it. When our body is rather well, we're hardly ever (66) ..aware..of it. But illness can come, even (67)....when.... we are young. In fact, childhood has been a very vulnerable time. Many (68).diseases....attacked children in particular and people knew very little about how to prevent such illness or how to (69).cure... them once they struck. The result was that many children died. About century ago, however, scientists found out about germs, and then everything (70)...changed.... The cause of many diseases (71)...were.. known, and cures were developed. As this medical knowledge spread the world became (72)..much... safer for children. The result is that whereas a hundred years ago the average man lived for 35 years. Nowadays, in many places of the world, people can expect to (73)..live... for years. And what do we except by the years 2010? Undoubtedly, (74) ..medical... science will continue to advance. Some people will be able to (75) ....avoid.. medical problems that are unavoidable today.
Chọn đáp án đúng:
Thomas Edison the invention of the light bulb, thought that sleep was unnecessary and a society that operated .........(1).............. sleep would be an ideal one. However, he was wrong. Nowadays, we are living in a society which is sleeping less .....(2)...... ever and this has resulted in many negative effects.
According to police reports, more than twenty five percent of motorway accidents are directly or indirectly attributed to lack of sleep. It is true that people ..........(3)..... to sleep nine hours a night, whereas today they sleep seven or even ..........(4)......... this is because our .........(5)........... of life has changed and we are trying to squeeze activities like watching televison, shopping or going to the gym in our 24 hour day.
Lack of sleep also has a negative effect ......(6)...... our health. Research that has been carried out on animals continuously deprived of sleep has shown that they are likely to die, Of course, experiments of this kind are highly inlikely to be carried out on .......(7)....... themselves. The longest period of wakefulness which........(8)........ the record was eleven days. This experiment showed that after a few days not to sleep, the mind and body were ............(9).......... to function normally.
To put it in a ntsgell, he ast majority of us need an adequate .......(10)........ of sleep in every twenty-four-hour period.
1.A. for B. with C. without D. to
2.A. to B. than C. as D. like
3.A. have B. ought C. have D. used
4.A. less B. little C. fewer D. more
5.A. style B. way C. road D. habit
6.A. to B. in C.with D. on
7.A. creature B. humans C. wildlife D. plants
8.A. wrote B. broke C. bit D. won
9.A. unable B. able C. unlikely D. unhelpful
10.A. length B. amount C. number D. total
1.A. for B. with C. without D. to
2.A. to B. than C. as D. like
3.A. have B. ought C. have D. used
4.A. less B. little C. fewer D. more
5.A. style B. way C. road D. habit
6.A. to B. in C.with D. on
7.A. creature B. humans C. wildlife D. plants
8.A. wrote B. broke C. bit D. won
9.A. unable B. able C. unlikely D. unhelpful
10.A. length B. amount C. number D. total