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6 questions
What is the trend in world population?
It is ______.
Which of the following may increase the world population?
medical advancements
better hygiene
natural disasters
poor family planning
war
______ has the largest population among seven continents.
The world population is ______ distributed.
evenly
unevenly
Hong Kong is facing population ______, which the percentage of the elderly population is increasing.
What are the results of population ageing?
decreases the working population
slows down social and economic development
increases the government spending on medical services and social welfare
improves education
lower population density
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