参考答案和解析
正确答案:
A
解析:
录音结尾描述到上周美国农业部长采取的重大举措之一就是“ban the sale of meat from these animals”,其中these animals指的是上文提到的unhealthy cattle。
【录音原文】
The American beef industry is facing a long road to recovering the world’s trust. McDonald’s issued a press release about its longstanding policy against using unhealthy cattle, like the one implicated in last month’s recall. One of the biggest steps U.S. Secretary of Agriculture took last week was to ban the sale of meat from these animals.