What mentioned as the surprising fact in the study?

A、 Society suffers a great deal as a result of excessive alcohol consumption.
B、 Working-age adults are greatly impacted by excessive alcohol consumption.
C、 Pregnant women have excessive alcohol consumption problems.
D、 Many people nowadays start to drink alcohol at a very young age.

【正确答案】 B

【答案解析】解析：根据录音中被访者的回答“What surprised us in this study was the extent to which that public impact was focused on the working age adults”可知，这项研究最令人惊讶的地方在于，过量饮酒对成年劳动力的影响。因此选B项。

单选题 Who are said to be at a particularly high risk of harms from alcohol consumption?

A、 People with chronic diseases.
B、 Blue-collar workers.
C、 Underage youth.
D、 Working women.

【正确答案】 C

【答案解析】解析：在谈到对过量饮酒中“过量(excessive)”一词的解释时，被访者列举了不同人群的饮酒量，包括高风险人群。由“then any alcohol consumption by groups that we know to be at particular high risk of harms from alcohol consumption，specially underage youth，that is youth under age 21，and pregnant women”可知，不满21岁的未成年人和孕妇为高风险人群。因此选C项。

单选题 What does the study estimate is the annual economic cost of excessive alcohol drinking?

A、 34 billion dollars.
B、 64 billion dollars.
C、 20 billion dollars.
D、 224 billion dollars.

【正确答案】 D

【答案解析】解析：根据录音中被访者的话“But it’s also a very expensive drinking at about $224 billion a year”可知，饮酒是个奢侈的行为，每年的成本达到两千两百四十亿美元。因此选D项。

单选题 How do people respond, according to the conversation, when asked about their alcohol consumption?

A、 They often under-report it.
B、 Many decline to give an answer.
C、 They deny they drink at all.
D、 Some do admit they are addicted.

【正确答案】 A

【答案解析】解析：在回答实际人们的饮酒量是否有可能比数据要高时，被访者答到“we know that people tend to significantly under-report their alcohol consumption”，即他认为是有可能的，因为人们总是会明显少报自己的饮酒量。因此选A项。

单选题 What may be helpful to reducing excessive alcohol consumption?

A、 Raising the price of alcohol and limiting its sale.
B、 Educating people on its potential harm.
C、 Decreasing the alcoholic content in drinks.
D、 Banning alcohol drinking on all social occasions.

【正确答案】 A

【答案解析】解析：在回答是否有改变人们饮酒行为的政策时，被访者回答“politics that relates to the price and availability of alcohol are among those that we think can be most impactful in reducing excessive alcohol consumption”，即调整酒的价格，限制酒的销售是最有效的方法。因此选A项。

单选题 What does "binge-drinking" in the conversation most probably mean?

A、 Free drinking.
B、 Expensive drinking.
C、 Moderate drinking.
D、 Excessive drinking.

【正确答案】 D

【答案解析】解析：录音中多次出现“binge-drinking”一词。其中第一次出现是在解释过量饮酒(excessive drinking)时，因此，由“excessive alcohol use is a sort of an umbrella term that we used for various patterns of alcohol consumption…we would include binge-drinking”可知，答案为D项。