题文
The river ______ badly now. We must do something to stop the waste water from being poured into it.
| A.is polluting |
| B.pollutes |
| C.is being polluted |
| D.has polluted |
推荐试卷
The river ______ badly now. We must do something to stop the waste water from being poured into it.
| A.is polluting |
| B.pollutes |
| C.is being polluted |
| D.has polluted |
试题篮
()