birthcontrol modernization populous overpopulation deserted resources limit researches international figures available trend 1. It is vital that food is made available to the famine areas. 2. They are doing some fascinating researches into the language of dolphins. 3. A big company like IBM has huge of money and skills. 4. The of wearing jeans and cowboy hats has been coming back. 5. There is a of thirty minutes for the reading test. All papers must be sent in at the end of thirty minutes. 6. The of the 100-year-old sewage and water systems will cost millions of pounds. 7. I like to go swimming early in the morning, when the swimming pool is largely . 8. Can you read the again? Is it a / θri: əʊ eit / or an / eit əʊ θri: /? 9. The province declared independence several years ago, but it remains unrecognized by the community. 10. One of the country's most pressing social problems is the . 11. China is the world's most country. It has the world's largest population. 12. Safe methods for family planning have been encouraged to apply to control the birth rate.