更多"In the author's opinion, why do we "的相关试题:
[单项选择]Why do we use the weather satellites to take pictures of the atmosphere
A. Because clouds form there.
B. Because the weather satellites can do it easily.
C. Because the weather forms there.
[单项选择]Why do we segregate the old from us according to the conversation
A. Because of prejudice and ignorance.
B. Because of a lack of good alternatives.
C. Younger people sometimes avoid the old to evade fears of aging and dying.
D. All of the above.
[单项选择]Why should we increase the production of sugar
A. It tastes sweet.
B. We can save plenty of land.
C. We can get more energy.
D. It is one of the most highly concentrated of energy foo
[单项选择]Why do Americans love time
[单项选择]Why do many people like vegetable gardening
A. Because gardening is something like art and science.
B. Because they regard it as a productive activity.
C. Because it gives them pleasure to spend time in winter.
D. Because vegetables can grow in gardens even in winter.
[单项选择]Why do only few pilots retire early
A. Because pilots are much needed in the airline industry.
B. Because the economy is gloomy.
C. Because the cost of training a pilot is high.
D. Because pilots can not do other jobs.
[单项选择]Why do tornadoes appear to be dark
A. They occur only at night.
B. They are funnel-shaped.
C. They pick up debris from the ground.
D. They are water-laden.
[单项选择]In the opinion of the author, Cry, The Beloved Country is a great and dramatic novel because of Paton's ______.
A. insight into human behavior
B. behavioristic beliefs
C. treatment of good and evil as abstractions
D. willingness to make moral judgments
[单项选择]Why do men and women share household tasks
A. Because women play an equal role as men.
B. Because women play a dominant role in the family.
C. Because women have less time to spend on housework.
D. Because men spend more time on housework.
[单项选择]Why do most pageants have a historical flavor
A. Because most pageants take place for celebration.
B. Many pageants take place for amusement.
C. A lot of pageants take place for religion.
D. Because pageants usually take place for competition.
[单项选择]Why do the researchers try to classify emotions
A. Because they try to place their research on a manageable basis.
B. Because there too many emotions to recognize.
C. Because each emotion represents a different implication.
D. Because there are some secondary emotions.
[单项选择]Why do the Argentine products have lower prices
A. Because the Argentine market is prosperous.
B. Because the Argentine people want to attract foreign tourists.
C. Because the nation has suffered from currency devaluation.
D. Because there will be a great political change.
[单项选择]—Why do you drink so much coffee
—Well, （ ） it doesn't keep me awake at night, I see no harm in it.
A. for
B. as far as
C. as long as
D. although
[单项选择]Why do Western people often carry checks or credit cards instead of cash
[单项选择]Why do people in England often talk about the weather
A. Because they may have four seasons in one day.
B. Because they often have very good weather.
C. Because the weather is warm just like in spring.
[单项选择]
Why do men die earlier than women The latest research makes it known that the reason could be that men’s hearts go into rapid decline when they reach middle age.
The largest study of the effects of ageing on the heart has found that women’s longevity may be linked to the fact that their hearts do not lose their pumping power with age.
"We have found that the power of .the male heart falls by 20--25 percent between 18 and 70 years of age," said the head of the study, I)avid Goldspink of Liverpool John Moores University in the UK.
"Within the heart there are millions of cells that enable it to beat. Between the age of 20 and 70, one third of those cells die and are not replaced in men," said Goldspink. "This is part of the ageing process."
What surprises scientists is that the female heart sees very little loss of these cells. A healthy 70-year-old woman’s heart could perform almost as well as a
A. health
B. long life
C. ageing
D. effect
