2. 外语
  3. Moods, say the experts, are emotions that tend to become fixed, influencing one’s outlook for hours, days or even weeks. That’s

Moods, say the experts, are emotions that tend to become fixed, influencing one’s outlook for hours, days or even weeks. That’s

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问题     Moods, say the experts, are emotions that tend to become fixed, influencing one’s outlook for hours, days or even weeks. That’s great if your mood is a【S1】______one, but it might be a problem if you are sad, or lonely.
    Perhaps the best way to deal with such moods is to talk them out; sometimes, though, there is no one to listen. Modem pharmacology (药物学)【S2】______an abundance of tranquilizers (镇静剂), anti-depressants and anti-anxiety drugs. However, scientists have【S3】______the effectiveness of several non-drug approaches to make you loose from an unwanted mood. These can be just as useful as drags, and have the added benefit of being【S4】______. So next time you feel out of sorts, don’t【S5】______for the drug-store but try the following approach.
    Of all the mood-altering self-help【S6】______, aerobic (有氧健身的) exercise seems to be the most efficient cure for a bad mood. Researchers have explained biochemical and other changes that make exercise compared【S7】______to drugs as a mood raiser. However,【S8】______exertion, such as housework, does little help. The key is that aerobic exercise  running, cycling, walking, swimming or other【S9】______and sustained activities-could boot the heart rate, increase circulation and improve the body’s【S10】______of oxygen. Do them for at least 20 minutes a session, three to five times a week.

A) techniques       B) repetitive       C) concept           D) offers  
E) correspondent    F) inadequate       G) nonpoisonous      H) favourably
I) pleasant         J) ambitious        K) utilization       L) physical
M) category         N) discovered       O) head
【S8】
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