As the industrydeveloping in these years,most of the rivers have been [contaminated] by sewage（污水）.
A.polluted
B.downgraded
C.mixed
D.blackened
参考答案与解析：
-
相关试题
-
Advertising is a form of selling.For thousands of years there have been individuals who have tried t
-
[单选题]Advertising is a form of selling.For thousands of years there have been ind
- 查看答案
-
Advertising is a form of selling.For thousands of years there have been individuals who have tried t
-
[单选题]Advertising is a form of selling.For thousands of years there have been ind
- 查看答案
-
Advertising is a form of selling.For thousands of years there have been individuals who have tried t
-
[单选题]Advertising is a form of selling.For thousands of years there have been ind
- 查看答案
-
Advertising is a form of selling.For thousands of years there have been individuals who have tried t
-
[单选题]Advertising is a form of selling.For thousands of years there have been ind
- 查看答案
-
Advertising is a form of selling.For thousands of years there have been individuals who have tried t
-
[单选题]Advertising is a form of selling.For thousands of years there have been ind
- 查看答案
-
Advertising is a form of selling.For thousands of years there have been individuals who have tried t
-
[单选题]Advertising is a form of selling.For thousands of years there have been ind
- 查看答案
-
Advertising is a form of selling.For thousands of years there have been individuals who have tried t
-
[单选题]Advertising is a form of selling.For thousands of years there have been ind
- 查看答案
-
Advertising is a form of selling.For thousands of years there have been individuals who have tried t
-
[单选题]Advertising is a form of selling.For thousands of years there have been ind
- 查看答案
-
Advertising is a form of selling.For thousands of years there have been individuals who have tried t
-
[单选题]Advertising is a form of selling.For thousands of years there have been ind
- 查看答案
-
Advertising is a form of selling.For thousands of years there have been individuals who have tried t
-
[单选题]Advertising is a form of selling.For thousands of years there have been ind
- 查看答案
![As the industrydeveloping in these years,most of the rivers have been [contaminated] by sewage（污水）.](https://img.zhaotiba.com/tiku75/15023565.jpg "As the industrydeveloping in these years,most of the rivers have been [contaminated] by sewage（污水）.")