[单项选择] Every fall, like clockwork, Linda Krentz of Beaverton, Oregon, felt her brain go on strike. "I just couldn’’t get going in the morning," she says. "I’’d get depressed and gain 10 pounds every winter and lose them again in the spring." Then she read about seasonal affective disorder, a form of depression that occurs in fall and winter, and she saw the light -- literally. Every morning now she turns on a specially constructed light box for half an hour and sits in front of it to trick her brain into thinking it’’s still enjoying those long summer days. It seems to work. Krentz is not alone. Scientists estimate that 10 million Americans suffer from seasonal depression and 25 million more develop milder versions. But there’’s never been definitive proof that treatment with very bright lights makes a difference. After all, it’’s hard to do a double-blind test when the subjects can see for themselves whether or not the light is on. That’’s why nobody has ever separated the real effe
A. An unexpected gain in body weight.
B. Unexplained impairment of her nervous system.
C. Weakening of her eyesight with the setting in of winter.
D. Poor adjustment of her body clock to seasonal changes.

更多"Every fall, like clockwork, Linda K"的相关试题:

[单项选择] Every fall, like clockwork, Linda Krentz of Beaverton, Oregon, felt her brain go on strike. "I just couldn’’t get going in the morning," she says. "I’’d get depressed and gain 10 pounds every winter and lose them again in the spring." Then she read about seasonal affective disorder, a form of depression that occurs in fall and winter, and she saw the light -- literally. Every morning now she turns on a specially constructed light box for half an hour and sits in front of it to trick her brain into thinking it’’s still enjoying those long summer days. It seems to work. Krentz is not alone. Scientists estimate that 10 million Americans suffer from seasonal depression and 25 million more develop milder versions. But there’’s never been definitive proof that treatment with very bright lights makes a difference. After all, it’’s hard to do a double-blind test when the subjects can see for themselves whether or not the light is on. That’’s why nobody has ever separated the real effe
A. learned how to lose weight
B. realized what her problem was
C. came to see the importance of light
D. became light-hearted and cheerful

查看答案

[单项选择]

Every week Peter and Linda receive five dollars from their parents. It is not a gift. Peter and Linda must work for the family to earn the money. Peter takes out the garbage and cleans the yard around the house. He should do it every day. But sometimes he forgets. Linda helps her mother with the cooking. She also washes the dishes after dinner. Peter and Linda don’t have to use their money for food. They use it for their entertainment. Sometimes they go to the movies; sometimes they buy records. Each week they save some of their money to buy something more expensive.

What does Linda do before dinner（）。
A. She washes the dishes.
B. She helps her mother with the cooking.
C. She helps her mother with the cooking and washes the dishes.

查看答案

[单项选择]Woman: I wish I hadn’t hurt Linda’s feelings like that yesterday. You know I never meant to.Man: The great thing about Linda is that she doesn’t hold any grudges. By tomorrow, she will have forgotten all about it.Question: What does the man say about Linda
A. She is forgetful.
B. She is considerate.
C. She is forgiving.
D. She is careless.

查看答案

我来回答:

提交