Question 4
A、Watch TV or listen to music.
B、See other people eating.
C、Make a crunchy snack.
D、Wear headphones and listen to noise.
Q: What were the test subjects asked to do during the experiments?
做题提示: 四个选项均为动作，可推测本题内具体的动作是什么。听到问题后立刻回忆所听内容，判定选项的动作哪一个符合题目要求。
详解: 新闻中提到了研究中所做的实验，指出在实验期间，实验对象戴上耳机，分别听着高音量或低音量的嘈杂声，由此可知D项是实验对象所做的具体动作，故为答案。
A、Watch TV or listen to music.
B、See other people eating.
C、Make a crunchy snack.
D、Wear headphones and listen to noise.
Q: What were the test subjects asked to do during the experiments?
做题提示: 四个选项均为动作，可推测本题内具体的动作是什么。听到问题后立刻回忆所听内容，判定选项的动作哪一个符合题目要求。
详解: 新闻中提到了研究中所做的实验，指出在实验期间，实验对象戴上耳机，分别听着高音量或低音量的嘈杂声，由此可知D项是实验对象所做的具体动作，故为答案。