51. What can we learn from research on diets in developed countries?
A) Dietary recommendations are not fit for underprivileged people.
B) People from different social groups vary in their dietary habits.
C) People's choice of food depends on their individual taste.
D) There is no consensus on what high-quality diets are.
(本题出自2022年12月四级真题卷三)
答案&解析:
51.B)
【精析】推理判断题。定位句指出,研究表明,在发达国家,更富裕和受教育程度更高的人倾向于消费更高质量的饮食,包括更多的水果和蔬菜、鱼和全谷物;相反,经济困难的人饮食低营养、高能量。由此可见,在发达国家,不同社会群体的人饮食习惯不相同,故答案为B)。
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