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Which of the following statements can best be inferred from the passage?A. Fishes only "speak" to communicate with each other.B. Researches are now being made to study the significance of fish sounds.C. Sea animals have a sharper hearing ability than men.D. Sounds made by fish cannot be transmitted through the air.
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共用题干 Exercise Cuts Cancer Deaths in MenMen who exercise often are less likely to die from cancer than those who_____(51),new research published in the British Journal of Cancer revealed yesterday.A team of scientists from the Karolinska Institute in Sweden looked_______(52)the effect of physical activity and cancer risk in 40,708 men aged________(53)45 and 79._________(79.)The seven-year study found that men_________(54)walked or cycled for at least 30 minutes a day had a 34 per cent lower_________(55)of dying from cancer than the men who did less exercise or nothing at all. __________(56)the period studied,3,714 men developed cancer and 1,153 died from the disease.The researchers suggest that half an hour's walking_________(57)cycling a day increased survival among these men by 33 per cent.The researchers surveyed men from two countries in central Sweden about their lifestyle and the amount of________(58)activity they were usually doing.They then scored these responses and compared the results with data on cancer diagnosis and death officially recorded in a central cancer registry（登记簿）over a seven-year_________(59).Lead author,Professor Alicja Wolk,said,"These results clearly show for the first time the effect that very simple and basic daily_______(60)such as walking or cycling has in reducing cancer death risk in middle-aged and elderly________(61)."Dr Lesley Walker,director of cancer information at Cancer Research UK,said,"This study gives us a clear indication that men who exercise are less_________(62)to die from cancer,and that they are more likely to________(63)the disease if they get it. It's not entirely clear from this study what role exercise plays in preventing________(64)in men,but we do know that a healthy lifestyle can prevent up to half of all cancers—and_______(65)exercise forms a key part of this."_________(65)A:randomB:rareC:regularD:rough
共用题干 Domestic ViolenceNearly three in 10 men have experienced violence at the hands of an intimate partner during their life- time,according________(51)one of the few studies to look at domestic violence and health among men."Many men actually do_________(52)domestic violence,although we don'thear about it often." Dr. Robert J.Reid of the University of Washington in Seattle,one of the study's authors,told Reuters Health."They often don't__________(53)and we don't ask.We want to get the message out to men who do experience domestic violence_________(54)they are not alone and there are resources available to them."The researchers asked study__________ (55)about physical abuse（人身伤害）and non-physical abuse, such as_________(56)that made them fear for their safety,controlling behavior,and constant name-calling.Among men 1 8 to 54 years old,14.2 percent said they had experienced intimate partner violence in the past five years,_______(57)6.1 percent reported domestic violence in the previous year.Rates were lower for men 55 and older,with 5.3 percent__________(58)violence in the past five years and 2.4 percent having experienced it in the past 12 months.__________(59),30.5 percent of men younger than 55 and 26.5 percent of older men said they had been__________(60)of domestic violence at some point in their lives.About half of the_________(61)the men experienced was physical.However,the physical violence men reported wasn't as harsh as that_________(62)by women in a previous study,20 percent to 40 percent of the men rated__________(63)as severe,compared with 61 per- cent of women.Men who reported experiencing domestic violence had more emotional and mental health__________(64) than those who had not,_______(65)older men,the researchers found._________(55)A:participants B:observersC:listenersD:actors
共用题干 Domestic ViolenceNearly three in 10 men have experienced violence at the hands of an intimate partner during their life- time,according________(51)one of the few studies to look at domestic violence and health among men."Many men actually do_________(52)domestic violence,although we don'thear about it often." Dr. Robert J.Reid of the University of Washington in Seattle,one of the study's authors,told Reuters Health."They often don't__________(53)and we don't ask.We want to get the message out to men who do experience domestic violence_________(54)they are not alone and there are resources available to them."The researchers asked study__________ (55)about physical abuse（人身伤害）and non-physical abuse, such as_________(56)that made them fear for their safety,controlling behavior,and constant name-calling.Among men 1 8 to 54 years old,14.2 percent said they had experienced intimate partner violence in the past five years,_______(57)6.1 percent reported domestic violence in the previous year.Rates were lower for men 55 and older,with 5.3 percent__________(58)violence in the past five years and 2.4 percent having experienced it in the past 12 months.__________(59),30.5 percent of men younger than 55 and 26.5 percent of older men said they had been__________(60)of domestic violence at some point in their lives.About half of the_________(61)the men experienced was physical.However,the physical violence men reported wasn't as harsh as that_________(62)by women in a previous study,20 percent to 40 percent of the men rated__________(63)as severe,compared with 61 per- cent of women.Men who reported experiencing domestic violence had more emotional and mental health__________(64) than those who had not,_______(65)older men,the researchers found._________(61)A:formB:wayC:violenceD:study
共用题干 Exercise Cuts Cancer Deaths in MenMen who exercise often are less likely to die from cancer than those who_____(51),new research published in the British Journal of Cancer revealed yesterday.A team of scientists from the Karolinska Institute in Sweden looked_______(52)the effect of physical activity and cancer risk in 40,708 men aged________(53)45 and 79._________(79.)The seven-year study found that men_________(54)walked or cycled for at least 30 minutes a day had a 34 per cent lower_________(55)of dying from cancer than the men who did less exercise or nothing at all. __________(56)the period studied,3,714 men developed cancer and 1,153 died from the disease.The researchers suggest that half an hour's walking_________(57)cycling a day increased survival among these men by 33 per cent.The researchers surveyed men from two countries in central Sweden about their lifestyle and the amount of________(58)activity they were usually doing.They then scored these responses and compared the results with data on cancer diagnosis and death officially recorded in a central cancer registry（登记簿）over a seven-year_________(59).Lead author,Professor Alicja Wolk,said,"These results clearly show for the first time the effect that very simple and basic daily_______(60)such as walking or cycling has in reducing cancer death risk in middle-aged and elderly________(61)."Dr Lesley Walker,director of cancer information at Cancer Research UK,said,"This study gives us a clear indication that men who exercise are less_________(62)to die from cancer,and that they are more likely to________(63)the disease if they get it. It's not entirely clear from this study what role exercise plays in preventing________(64)in men,but we do know that a healthy lifestyle can prevent up to half of all cancers—and_______(65)exercise forms a key part of this."_________(51)A:didn'tB:don'tC:won'tD:can't
When he was in his he began to study English.A.forty B.forty's C.forties D.forty's years old
The earliest immigrants to North America found Indians already living there．The Indians numbered about 500,000 at that time．Their society was a primitive society,but they lived peacefully and welcomed the white strangers to the land．However,these early immigrants from Europe didn't want to share the land with the natives．They killed off many of the Indians,seized their land or pushed them off to lands farther away．Today the Indians,not more than half a million,live in poverty and misery on the land on which they were once masters. The earliest immigrants were the Spanish,who settled in the southern part of what is now the US．The next large group were the English,after the English came the French,Dutch,Irish,Germans,and other nationality groups,mostly European. Another early group to arrive were the Negroes．But they were brought in as slaves from Africa．They didn't win freedom till generations later.Which is the best title of this passage?A.The Earliest People in North Americ B.The Earliest Immigrants to North Americ C.The People of the United State D.Europeans were the Earliest People Coming to the North Americ
