The US manufacturing beef market over the past couple of weeks has had more of a bearish 【undertone】, due in part to higher stocks of frozen boneless beef.
A、a detailed plan
B、a strong foundation
C、an underlying tendency
D、an organized system
【正确答案】：C
【题目解析】：句意：在前几周，美国牛肉市场有下跌的意味，部分原因是去骨冻牛肉囤积过多。undertone意为 “潜在的含意”。选项中a detailed plan意为“详细的计划”；a strong foundation意为“坚实的基础”；an under- lying tendency意为“潜在的趋势”；an organized system意为“有组织的体系”故选C。
