Recent studies in cognitive psychology have challenged the traditional view that multitasking enhances productivity. Researchers found that when individuals attempt to perform two complex tasks simultaneously, their brains rapidly switch between the tasks rather than processing them in parallel. This switching incurs a cognitive cost, known as 'task-set reconfiguration,' which leads to slower reaction times and increased error rates. Moreover, frequent multitasking has been linked to reduced working memory capacity and diminished ability to filter out irrelevant information. While some argue that certain individuals, termed 'supertaskers,' are immune to these deficits, the majority of the population experiences significant performance degradation. These findings suggest that in academic and professional settings, focusing on single tasks sequentially may yield higher quality outcomes than attempting to juggle multiple responsibilities at once.
❓ According to the passage, what is the primary reason that multitasking reduces productivity?
A. A) The brain processes tasks in parallel, leading to overstimulation.
B. B) Switching between tasks requires a cognitive adjustment that slows performance.
C. C) Multitasking increases working memory capacity, causing confusion.
D. D) Supertaskers are the only ones who can multitask effectively.
✅ 正确答案
B) Switching between tasks requires a cognitive adjustment that slows performance.
IELTS Reading Tips
Skim the questions first, underline keywords, then locate in the passage
Watch for paraphrasing; correct answers are often reworded
Be wary of absolute statements (all, always, never) — usually wrong
Pay attention to content after transition words (however, but, yet)
Manage time: about 20 minutes per passage; skip difficult questions first