1 . China’s high-speed railway ___________ is leading the world. And it is moving further into the world.

A．technology

B．environment

C．population

D．introduction

2 . With the opening of the two-child policy (政策), the p__________ of China will become larger.

3 . The main ________ of the cities along the Grand Canal (大运河) is history and culture.

A．attraction

B．pollution

C．population

D．situation

4 . The ___________ (人口) is increasing at about 6% per year.

5 . The ________ has increased from 1. 2 million to 1. 8 million. (人口)

6 . Can you tell me the total number of people in your capital?
Can you tell me the ________ of your capital?

7 . —What’s the p______________________________ of China?        
—It’s about 1.4 billion.

8 . The world’s ________ is growing larger, and scientists are exploring the universe to look for places for humans to live in.

9 . 中国拥有世界上最多的人口。

China has the ________ ________ in the world.

10 . Since China’s ________ isn’t growing fast enough, the government has made the three-child policy.