题目内容
根据短文内容,从短文后的选项中选出能填入空白处的最佳选项,选项中有两项为多余选项。
Here’s what you need to know about the various growth on your head.
Brush 100 times a day for healthier hair. Myth(传言).
This is now known to risk damaging your hair. Brushing pulls out hair that isn’t ready to fall out. 1. . So brush gently for styling only.
Being stressed can make your hair fall out. Fact.
Severe stress can have a negative impact on your hair. All hair follicles(头发毛囊) normally undergo periodic “rest” periods. 2. , and make the hair fall out in the three months following the stressful event. Normally hair growth restores naturally, but it’s important to deal with stress and seek medical advice to rule out underlying illness.
Hair can turn white with fright. Myth.
You can’t lose pigment(色素)in your hair because hair is dead when it leaves the head. 3. , however. In rare cases this can attack only pigmented hairs, leaving gray and white hair behind.
4. . Fact.
When it’s cold, blood is transmitted to internal organs to maintain body temperature, which decreases blood flow to the head. In warm weather, increased circulation to the skin benefits follicle activity and increases the rate of hair growth.
Cutting hair by the moon speeds its growth. Myth.
Some people believe that cutting hair under a waxing moon (上弦月)promotes growth. However, the universally-recognized fact is 5. at any time.
A. Brushing your hair often is recommended.
B. A severe shock could cause hair to drop out.
C. Hair does not grow back more strongly after it’s cut.
D. Always being angry will cause your hair to fall down.
E. Sudden stress can cause them to enter this resting phase.
F. Hair grows faster in the summer.
G. It often breaks healthy hairs.
A. A general sleep rule. B. The importance of sleep. C. A funny sleeping example. D. Different levels of sleep. E. The time we need for sleep. F. Different states of sleep. |
1.
Sleep, as we know, is important to us because it helps restore tired organs and tissues in our body. But how much sleep do we actually need?
2.
For most of us, eight hours seems to be about the right amount. Yet we know that there are a great many people who get along perfectly with less sleep and some who may even need more. A great deal depends on the way we live. But a good general rule to follow is to sleep as long as we have to in order to feel happy and be able to work at our best when we are awake.
3.
There are actually different levels of sleep. There is a deep sleep and a shallow sleep. In a shallow sleep our body does not get the same kind of rest as it gets in a deep sleep, so that after eight hours of a shallow sleep we may still feel tired. But a short deep sleep can be very restful.
4.
Alexander the Great was able to get a deep sleep whenever he needed it. Once, during the night before an important battle, he remained awake longer than anyone else. Then he wrapped himself in a cloak and lay down on the earth. He slept so deeply that his generals had to wake him three times to give command to attack!
5.
Normally when we go to sleep, our “ sleep center” blocks off nerves so that both our brain and our body go to sleep. One prevents us form wanting to do anything and the other makes our internal organs and limbs go to sleep. But someone will fall asleep (brain sleep) and keep on marching, because his body is not asleep!