Fatigue is one of the most common complaints brought to doctors, friends, and relatives. You’d think in this era of labor-saving and convenient transportation that few people would have reason to be so tired. The causes of modern-day fatigue are diverse and only rarely related to excessive physical exertion. Today, physicians report, tiredness is more likely a consequence of underexercise than of wearing yourself down with overactivity.
Physical fatigue is the well-known result of overworking your muscles. (46) Physical fatigue is usually a pleasant tiredness, such as that which you might experience after playing a hard set of tennis, chopping wood, or climbing a mountain. The cure is simple and fast: You rest, giving your body a chance to get rid of accumulated waste and restore muscle fuel.
(47) Illness induced fatigue is a warning sign or consequence of some underlying physical disorder, perhaps the common cold or flu or something more serious l
| It may look like just another
playgroup, but a unique educational center in Manhattan is really giving babies
something to talk about. "It’s a school to teach languages to babies and young
children with games, songs--some of the classes also have arts and crafts," said
Francois Thibaut, the founder of the Language Workshop for Children, a place
where babies become bilingual. Children as young as few months are exposed to French and Spanish before many of them can even speak English. Educators use special songs and visual (视觉的) aids to ensure that when a child is ready to talk, the languages will not be so foreign. "Children have a unique capacity to learn many languages at the same time," said Thibaut. "Already at nine months, a child can tell the differences between the sounds he or she has heard since birth and the sounds A. capable of using two languages B. both clever and confident C. aware of their own limitations and strengths D. independent of their parents [填空题]Modern office workers are just like fighter pilots in that both need to monitor data of great complexity.
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