47. It is said that the population of the world will be ________ (7,000,000,000) by the year 2012.

Has your hometown changed greatly? Great changes _________ in my hometown. Many women have joined in a _________ club. When they are free, they usually get together and invite some important people to give them talks. So far, they have _________ nine. Bob Smith is _________ them.

At the meeting, he said, “The world’s population has _________   6. 5 billion. It’s been one of the most serious problems of the world today. The more mouths, _________ food we need. But there is not enough food for everybody. More than _________ people in the world are hungry.”

“To our surprise,” Bob went on, “somewhere in the world, it _________ that when people get more food, they have more babies. A woman is having a baby every minute, so they have never stopped being hungry. What can we do _________ this?” He stopped and __________ for a few seconds.

Just then a woman stood up and said, “ Why not find the woman and stop her?”

What do you know about the population? Yes, you certainly will say, the population problem is one of the most serious     63     in the world, especially in Asia. It is almost half of the world. China has the     64     population with 1.3 billion. And 1/5 of the world people are living in China. The population problem is     65     serious in developing countries than in developed countries. It’s     66     for many people to find jobs. What’s worse, the population in those countries is     67     faster. Luckily, China has carried out one-child policy to     68     the population. If the population grows too fast, people will not have enough     69     to eat or enough     70     to live in. And also, the traffic will be     71     and people have to cut down more trees. So we should try our     72     to stop the population from growing too fast.