we must do something to stop factories pouring waste water i
We should stop factories from pouring waste water into the r
How dirty the water is! Yes, we must do something to stop th
Something must ------to stop the factory from pouring waster
we must do something to stop people from______.
stop the factories from pouring the dirty water into the riv
We should do something to stop the water ____(the state of b
We must do something ________the river.A.stop polluting B.to
"we must do something to stop the population."与另一个句子如何同意句转换
We must do something( )(stop) the ( )(chemistry) factory fro
We must take actions to stop factories ____ ____ ___ the far
we must do everything we can ( ) waste water from running in
Look,there are several chemical factories pouring waste wate