题目内容
（请给出正确答案）
A．150,000
B．300,000
C．750,000
D．1,200,00
E．2,600,000
如果结果不匹配，请 联系老师 获取答案
更多“Of people 20 years of age or o…”相关的问题
Which of the following is true about the motorists' world 20 years from now？
A．The number of cars will reduce as more people work and shop at home.
B．People will only use cars for recreational purposes.
C．Cars will be better equipped to enhance bigger safety.
D．Fun sports cars will be the mainstream of car industry.
What eventually happened to the rich, powerful country 2 000 years ago？
A．Its people died of hunger.
B．It fell to pieces.
C．It became a giant empire.
D．It built many ships with wood.
There are more people who are obese today than 20 years ago.
A．gainfully employed
B．upwardly mobile
C．excessively overweight
D．privately educated
What will happen in 20 or 30 years in some people's opinion？
A．We'll have no forests like these in the center of Africa.
B．The farmland will disappear.
C．The forests will disappear.
A．do not keep; will have to B．are not kept; have to
C．are not kept; will have to D．do not keep; have to
(30)
A．Aging population is expected to double within decades.
B．By 2020, 45% of the people in the country will be over sixty-five.
C．Old people in this country can expect to live a longer life.
D．In less than 20 years, 23 million more people will have to retire.
Why did some people choose not to divorce 20 years ago？
A．They feared the complicated procedures.
B．They wanted to go against the trend.
C．They were afraid of losing face.
D．They were willing to stay together.
A．There will be stricter laws and regulations on employment.
B．There will be fewer people who take full-time jobs.
C．There will be more older employees.
D．There will be more people who work at home and far from each other.
What can we learn from the first paragraph？
A．No medication can slow down the development of Alzheimer"s symptoms.
B．People who always complain are most likely to have Alzheimer"s disease.
C．Doctors had better tackle Alzheimer"s disease when people are 65 years old.
D．To detect Alzheimer"s disease before memory loss is crucial.
scientists had good news to report: The damage and death toll(死亡人数) could have been much worse. More than 60 people died in this earthquake. By comparison, and earthquake of similar __1__ that shook America in 1998 claimed 25,000 victims.
Injuries and deaths were __2__ less in Los Angeles because the quake occurred at 4:31 a.m. On a holiday, when traffic was light on the city's highway. In addition, __3__ made to the construction codes in Los Angeles during the last 20 years have strengthened the city's buildings and highways, making them more __4__ to quakes.
In the past, making structures quake-resist-ant meant firm yet __5__ materials, such as steel and wood, that bend without breaking. Later, people tried to lift a building off its foundation, and insert rubber and steel between the building and its foundation to __6__ the impact of ground vibrations. The most __7__ designs give buildings brains as well as concrete and steel supports, called smart buildings, the structures respond like living organisms to an earthquake's vibrations. When ground shakes and the building tips forward, the computer would __8__ the building to shift in the opposite direction. The new designs should offer even greater __9__ to cities where earthquakes ofen take place.
The new smart structures could be very __10__ to build. However, they would save many lives and would be less likely to be damaged during earthquakes.
[A]changes
[B]flexible
[C]decrease
[D]recent
[E]push
[F]reduce
[G]relatively
[H]safety
[I]resistant
[J]expensive
[K]force
[L]accordingly
[M]intensity
[N]security
[O]opposed
