GIúp muk bài 1 vs mọi ng ơi

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1. Many European countries, Africa, Asia.
2. Because many young people have only one child or none at all.
3. The population is doubling every twenty four years.

4. No, they didn't.

5. Yes, it will.

6. No, they don't.

7. Traditionally, most people have lived in the countryside, but within the next 25 years more than 65% will live in cities.

8. If Asian countries had expected this kind of change 20 years ago, they would have tried to provide more work and better education in the countryside. This is starting to happen now, but it may be too late.