"不准边开水龙头边刷牙","我们能通过修理滴水的龙头来节约水","停止污染海洋"的英文怎样写

不准边开水龙头边刷牙 No brushing teeth with the tap on.
我们能通过修理滴水的龙头来节约水 We can save water by fixing dripping taps.
停止污染海洋 Stop polluting the sea.

You mustn't brush your teeth with the tap on（或是opened？）.
We can save water by repairing taps which are dropping water.
stop polluting the ocean