1 . 听下面一段独白，回答以下小题。1.
2.
3.
| A．45% | B．54% | C．70% | D．74% |
| A．To make supportive policies to call on people to use water wisely. |
| B．To get more people to use water in environmental-friendly ways. |
| C．To develop more water recycling systems in poor countries. |
| D．To encourage people to save energy actively as much as possible. |
| A．Estimates about water use. | B．Importance of fresh water. |
| C．Concerns about water issues. | D．Lack of safe drinking water. |
您最近一年使用：0次
2 .
| A．The demand of the job market. | B．The location of the hotel. |
| C．The damage to the environment. | D．The solution to the issue. |
您最近一年使用：0次
3 . Questions are based on the following news.1.
2.
3.
| A．Beijing was the most polluted city. |
| B．The air quality index reading for Xi’an reached 500. |
| C．The AQI for Xingtai in Hebei Province was 491. |
| D．Emergency measures against air pollution have not been taken. |
| A．About 100 cities. | B．About 50 cities. |
| C．About 500 cities. | D．About 20 cities. |
| A．Limiting government vehicle use. |
| B．Putting off all construction. |
| C．Asking polluters to apologize for their action. |
| D．Reducing the emissions from power companies. |
您最近一年使用：0次
