Read the cloze passage and answer the following questions:
Sleep is a vital biological process that restores the body and mind. However, for millions of people worldwide, this natural rhythm is disrupted by sleep disorders. These conditions can range from insomnia, where _____(4) person struggles to fall or stay asleep, to sleep apnea, a potentially serious condition where breathing repeatedly stops and starts during sleep.
Chronic sleep problems _____(3) have far-reaching consequences. They impair concentration, weaken the immune system, and increase the risk of conditions such as hypertension, diabetes, and depression. The cumulative effect of poor sleep over time can be as harmful as a poor diet or lack of exercise.
Causes of sleep disorders vary _____(5). Stress, irregular schedules, excessive screen time before bed, and underlying medical conditions are common triggers. Modern lifestyles, with their relentless pace and constant connectivity, have only worsened the problem.
Treatment depends on the underlying cause. For some, improving (1) sleep hygiene such as maintaining a regular sleep schedule, limiting caffeine, and creating a calm bedtime routine can make a significant difference. In more severe cases, medical intervention or therapy may be necessary.
Ultimately, addressing sleep disorders is not just about avoiding fatigue; it's about protecting overall health and ensuring that the body's (2) restorative processes function as they should.
Select the correct article: (4)
Show answer & explanation
Correct answer: A
Explanation
Correct Answer: A
Explanation
The noun person is a singular countable noun that begins with a consonant sound (/p/).
In this context, it refers generally to any individual rather than a specific one, requiring the indefinite article a.
An is used before vowel sounds, and the is used for specific or previously mentioned nouns.