Question

    When the winter comes, millions of Americans realize they don’t feel as happy as usual, and may be depressed If you’re one of them, you may be suffering from “seasonal affective disorder” or SAD, whose symptoms include exhaustion, difficulty concentrating, sleep problems, body aches and pains, and a loss of interest in activities you normally enjoy. 1.

Take extra Vitamin D.

Researchers at the University of Georgia analyzed more than 100 articles that examined the link between Vitamin D and depression. They found that a lack of Vitamin D appeared to be a major factor in the development of SAD. 2.

3.

Most researchers agree that the people who fall victim to SAD most often are particularly sensitive to the lack of light. Weather permitting, go for a walk. In your home or office, try sitting close to a window that faces south.

Increase exercise.

Although exercising may be about the last thing you want to do and would rather curl up with a book or watch a DVD, studies have shown that upping your exercise routine can counteract SAD. And experts advise exercising at least 20 minutes a day at least three times a week. 4. The benefits are also long lasting. The longer you do it, the more benefit you’ll get.

Eat more fish.

5. Studies have found that people who have low levels of two chemicals found in fish, EPA and DHA, are at increased risk for depression. Either eat more fish—at least three times a week—or take fish oil capsules to combat SAD.

Although dark winter days got you down, don’t worry because nature is always waiting to help. Just enjoy the winter days and benefit from the nature!

A.Take medicine.

B.Get more light.

C.If the weather permits, take a walk.

D.Any type of exercise offers benefits.

E.Fatty fish contain omega-3 fatty acids.

F.To fight SAD, here are some easy, natural ways.

G.So the vitamin D Council recommends at least 2, 000 IU daily.

Answer

1.F

2.G

3.B

4.D

5.E

【解析】

本文是一篇说明文。主要介绍了对抗季节性情绪失调的几种方法。

1.根据上文的提到的“seasonal affective disorder” or SAD（季节性情绪失调）以及这种疾病的症状可知，下文主要介绍的是如何对抗SAD，故F选项能承接上下文，故选F。

2.根据本段的小标题Take extra Vitamin D.可知G选项和小标题相呼应，再结合下文的内容可知，缺乏维生素D似乎是导致SAD的一个主要因素，所以维生素D委员会建议每天至少摄入2000国际单位。由此可知，G选项和前文是因果关系，故选G。

3.分析文章结构可知，空处填本段小标题，再根据Most researchers agree that the people who fall victim to SAD most often are particularly sensitive to the lack of light. 季节性情感障碍的受害者往往对光线不足特别敏感。所以此处建议要“获得更多的阳光”，故选B。

4.根据本段的小标题Increase exercise.可知，D选项与小标题相呼应，根据下文的The benefits are also long lasting.可知，D选项中的benefit与下文相呼应，且语意（这些好处也是长期的）衔接下文，故选D。

5.根据本段的小标题Eat more fish.可知E选项fish和主题相呼应，另外，本段的主要内容是鱼的营养价值，且E选项语意（富含脂肪的鱼类含有-3脂肪酸）符合本段主旨内容，故选E。