The world’s population around 6.7 billion, 20%of whichis Chinese.
举一反三
- ____More than two billion people, or about one-fifth of the world's population, speak some form of Chinese as their first language.
- It is expected that the world's population will reach ______ by the end of the century. A) 2 billion people C) 80 percent of all people B) 4.4 billion people D) 6.4 billion people A: It is expected that the world's population will reach ______ by the end of the century. B: 2 billion people C: 4.4 billion people D: 80 percent of all people E: 6.4 billion people
- 中国有12亿多人口,陆地自然资源人均占有量低于世界平均水平。() A: China has a<br/>population of more than 1.2 billion, and its land natural resources<br/>per capita are lower than the world’s average. B: China’s<br/>population is 1.2 billion and the natural resources on the land per<br/>head are lower than the world’s average level. C: The 1.2 billion<br/>people in China have lower land natural resources than in the world<br/>each. D: The land natural<br/>resources 1.2 billion Chinese have are less than the world has.
- How long did it take for the world's population to increase from 2 billion to 3 billion A: 304 years. B: 123 years. C: 33 years. D: 14 years.
- The population of the world today is about______ . A: 400 million B: 4 billion C: 400 million D: 40 billion