题目内容

6.Eating a diet high in processed food(加工食品)increases the risk of depression,research suggests.What's more,peopie who ate plenty of vegetables,fruit and fish actually had a lower risk of depression,the University College London team found.
Data on diet among 3,500 middle-aged civil servants(公务员)were compared with their emotional state five years later,a British journal reported.They split the participants into two types of diet--those who ate a diet largely based on whole food,which inc!udes lots of fruit,vegetables and fish,and those who ate a mainly processed food diet,such as sweetened desserts,fried food,processed meat,refined grains and high fat dairy products After accounting for factors such as gender,age,education,physical activity,smoking habits and chronic(慢性的) diseases,they found a significant difference in the future depression risk with the different diets.
Those who ate the most wholefood had a 26% lower risk of future depression than those who ate the least wholefood.By contrast,people with a diet high in processed food had a 58% higher risk of depression than those who ate a diet low in processed foods.
Study author Dr.Archana SinghManoux pointed out there was a chance the finding could be explained by fl lifestyle factor they had not accounted for.
There was a paper showing a Mediterranean diet was associated with a lower risk of depression,but the problem with that is if you live in Britain,the likelihood(可能性)of you eating a Mediterranean diet is not very high.
Dr.Andrew McCulloeh,chief executive of the Mental Health Foundation,said,this study adds to an existing body of solid research that shows the strong links between what we eat and our mental health.
He added people's diets were becoming increasingly unhealthy.The UK population is consuming less nutritious,fresh produce and more saturated(含饱和脂肪酸的)fats and sugars.
61.The text is mainly aboutB.
A.the increasingly unhealthy diet of the UK population
B.the link between processed food and depression
C.the relationship between physical and mental health
D.fl healthy diet largely based on wholefood
62.What do we know about the participants?D
A.They are of different ages from young to old.
B.They have been eating fl less heal thy diet these years.
C.Most of them prefer wholefood to processed food.
D.Those who ate wholefood generally were happier in the long term.
63.What can we learn from what Dr.Archana Singh Manoux said?A
A.It is difficult for most British people to have a Mediterranean diet.
B.The Mediterranean diet is the most healthy in the world.
C.Many studies have been done on the Mediterranean diet before.
D.The Mediterranean diet is not good for depression.
64.Dr.Andrew McCulloch agrees thatA.
A.our diets are closely related to our mental health
B.the present study needs more facts and other information
C.the UK population will become ill in the near future
D.more saturated fats and sugars should be taken in
65.Why might the author have written this text?C
A.To tell people what a healthy diet actually is.
B.To prove people's diets are increasingly unhealthy.
C.To encourage people to cut down on proceased food.
D.To introduce some experts on the research team.

分析 文章主要讲述了加工食品对人类的影响,加工的食物吃多了会增加人的抑郁情绪.通过一项研究发现饮食与健康有很大的关系,并指出人们的饮食越来越不健康.作者通过这篇文章告诉我们要少吃加工食品,多吃天然食物.

解答 61.B  主旨大意题.文章主要介绍了加工食品对人类的影响,多吃加工食物会增加人的抑郁情绪.由此推知,本文主要讲述了加工食品与抑郁症之间的关系.故选B.
62.D  推理判断题.根据第三段Those who ate the most wholefood had a 26% lower risk of future depression than those who ate the least wholefood.可知那些吃最多天然食物的人未来患抑郁症的风险较低.由此推知,吃天然食物的人通常是快乐的.故选D.
63.A  细节理解题.根据倒数第三段There was a paper showing a Mediterranean diet was associated with a lower risk of depression,but the problem with that is if you live in Britain,the likelihood(可能性)of you eating a Mediterranean diet is not very high.可知对英国人来说,有地中海的饮食习惯的可能性不高.故选A.
64.A  推理判断题.根据倒数第二段this study adds to an existing body of solid research that shows the strong links between what we eat and our mental health.可知Dr.Andrew McCulloch认为我们的饮食习惯与精神健康有关.故选A.
65.C  推理判断题.根据文章可知不健康的饮食会导致精神不健康,接下来作者应该要鼓励人们少吃加工食品.故选C.

点评 本文考察学生的理解推断能力以及细心程度,只要抓住文章的关键词,采用寻读的方法查找细节,就能找到正确答案.

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Burning crops is becoming more popular because it is good for the planet.Doing so is also cheaper than burning fossil fuels.As more land is devoted to non-food crop production,the economics of crops for fuel are likely to become even more favorable.
Humans have been burning such biomass-organic materials from plants or animals-since they discovered fire.But that burning fossil fuels could have catastrophic consequences has brought biomass back into fashion.
Even allowing for emissions(排放) of carbon dioxide from fuel used in planting,harvesting,processing and transporting biomass fuel,replacing fossil fuel with biomass can typically reduce greenhouse gas emissions by more than 90per cent.
Power stations around the world are experimenting with forms of biomass to add to their coal or oil,with encouraging results.Indeed,power companies could profit by turning to biomass,especially when the subsidies(补助) many governments offer for using renewable energy are taken into account.
Farmers can benefit from growing biomass.In Europe,the reduction of subsidies for certain crops is exposing farmers to market forces.Instead of being paid for whatever they produce,farmers must seek a clear demand for their product.Many believe that the demand for alternatives to fossil fuels could be just such a driver.
But while biomass offers a variety of potential alternatives,the world's infrastructure(基础设施) has developed around burning fossil fuels to such a stage that switching to biomass involves a change in conception that many companies have not accepted.
Also,there are problems with using biomass.Although most coal-fired power stations could take a small amount of their fuel from biomass without significant adjustment,few are built to run on biomass alone.Burning some forms of biomass also causes environmental problems.Oils and waste can be smelly,while wood produces smoke unless burned properly.
The supply chains for fossil fuels are set up well,but those for biomass are just the beginning.Sources of supply for biomass rely on farm production and can therefore be less reliable.They are necessarily limited and it wouldn't make sense to turn a very large amount of valuable agricultural land away from food crops.But as the world adjusts to the need to control greenhouse gas emissions,these problems may receive more attention.

67.What do we know about biomass?C
A.It is a useful way of burning crops.
B.It is a new alternative to be used widely.
C.It is plant and animal matter used to provide power.
D.It is a popular approach to fighting against pollution.
68.What are the advantages of using biomass?D
a.It gives off less greenhouse gases.
b.It helps farmers receive subsidies for what they produce.
c.It has met the clear demand for energy.
d.It has brought subsidies for some power companies.
e.It is cheaper than burning fossil fuels.
A.a,b,c   B.b,c,d    C.c,d,e   D.d,e,a
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A.more effective ways to use biomass have been tried
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A.Objective.B.Sceptical.C.Disapproving.D.Defensive.

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