1 . —Many animals are in great danger, so they need our ________.
—I agree with you. Our government has done a lot for them.

A．protection

B．population

C．preparation

2 . 在过去的几年里，印度的人口已增长了很多。
_________ _________ _________ India has increased a lot in the past few years.

3 . China is carrying out the three-child policy (政策) to avoid ________ (人口) problem.

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

A．attraction

B．pollution

C．population

D．situation

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

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

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

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

9 . —China’s high-speed railway ________ is leading the world.
—That’s right. It is moving further into the world.

A．technology

B．environment

C．population

D．introduction

10 . Don’t drive so fast. It may cause ________ accidents.

A．culture

B．speed

C．traffic

D．population