答案:A
2.According to Paragraph 2, why may a person suddenly forget who he has called?
A.He may have his prefrontal cortex temporarily damaged.
B.He is probably interrupted by another task.
C.He is probably not very familiar with the person he has called.
D.He may need a rest between dialing and speaking.
解析:推理判断题。第二段分析该现象说,当大脑从一项工作转到另一项工作时就会出现在任务转换时大脑的“瞬间休息”现象,比如在拨电话号码与接电话的转换中,对方接了电话之后你的大脑从一种思维转到另一种思维,此时你就会忘记了你是给谁打电话,由此判断,这种现象出现的原因是B,他被另外一项工作给打断了。
答案:B
3.People tend to make mistakes when________.
A.they perform several challenging tasks at a time
B.new messages are processed one after another
C.their relationships with others are affected
D.the tasks require little thought
解析:事实细节题。第三段最后说,当尝试同时进行两项或者更多的需要集中注意力工作时,我们就会犯错误。由此判断选A。
答案:A
4.What is the main idea of the passage?
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