In 1984 medical researchers at Harvard and Stanford universitiesconcluded that sedentary life-styles lead to heart and lung diseases that shorten lives, strongly recommending middle-aged people to undertake some form of regular exercise.
(A). stronglyrecommending middle-aged people to
(B). stronglyrecommending that middle-aged people should
(C). and stronglyrecommended for middle-aged people to
(D). and their strongrecommendation was for middle-aged people to
(E). and they strongly recommended
...
(A). stronglyrecommending middle-aged people to
(B). stronglyrecommending that middle-aged people should
(C). and stronglyrecommended for middle-aged people to
(D). and their strongrecommendation was for middle-aged people to
(E). and they strongly recommended
...

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