II. Choose the correct answer to fill in each gap of the following paragraph.(10points) Thomas Edison, the inventor 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 television, 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 unlikely 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 nutshell, the vast 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