54. How can scientists help cope with poverty and hunger?
A) By collaborating closely with world economic institutions.
B) By sharing expertise with peers in poverty-stricken nations.
C) By setting up more food research programs in developing countries.
D) By building self-respect in people suffering from undernutrition.
（本题出自2022年12月四级真题卷二）
答案&解析：
54.B)
【精析】推理判断题。定位句提到，通过与最容易遭受贫困和饥饿的国家的同行分享农业和气候知识，科学家可以帮助减少这些问题。B)选项中的expertise是对定位句中knowledge of agricultureand climate的总结，由此可推断，科学家可以通过与贫困国家的同行分享专业知识来帮助解决贫困和饥饿问题，故答案为B)。
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