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【单选题】
The population tends to be ____ when there is a high Total Fertility Rate.
A.
senior
B.
young
C.
middle-aged
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参考答案：
参考解析：
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举一反三
【多选题】In Chapter 4 ofThe End of Poverty, Professor Sachs outlines some lessons of clinical medicine that can be applied to Development Economics. Choose the correct lessons from below:(DownloadThe End of Po...
A.
The human body is a complex system.
B.
Complexity requires a differential diagnosis.
C.
All medicine is family medicine--social setting is crucial.
D.
Medicine is a profession, and requires strong norms, ethics and codes of conduct.
【单选题】Is there a negative or positive relationship between social expenditures and child poverty rates?
A.
Negative
B.
Positive
【单选题】己定义两个字符数组a,b,则以下正确的输入格式是( )。
A.
scanf(“%s%s”,a,b);
B.
get(a,b);
C.
scanf(“%s%s”,&a,&b);
D.
gets(“a”),gets(“b”)；
【单选题】If the geographical condition of an area is “water stressed,” what is a preferred public policy for that area?
A.
Build good roads, rail to the port; maintain relations with coastal neighbors, etc.
B.
Scale up public health interventions to control climate-related diseases.
C.
Examine and develop alternative options for domestic energy sources, such as geothermal, hydro, wind and solar power; emphasize energy efficiency.
D.
Emphasize irrigation, specialize in crops that do not require huge amounts of water.