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第6部分：完形填空（第51～55题，每题1分，共15分）
下面的短文有15处空白，请根据短文内容为每处空白确定一个最佳选项。
Exercise Cuts Cancer Deaths in Men
Men 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.
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 hours walking （57） cycling a day increased survival among these men by 33 per cent.
The researchers surveyed men from two counties 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. Its 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 B don C won D cant
52 A on B of C at D by
53 A from B between C at D about
54 A which B whom C who D what
55 A rush B turn C risk D fall
56 A During B Since C Despite D Between
57 A along B but C or D with
58 A mental B physical C emotional D artistic
59 A rank B list C age D period
60 A exercise B life C work D style
61 A women B men C patients D couples
62 A easy B able C likely D apparent
63 A lose B miss C treat D survive
64 A trouble B cancer C mistakes D accidents
65 A random B rare C regular D rough