Today the canal is still being used. Ships can be seen moving on ______ water now and then. But it is no longer ______ busy water highway.
What he did in the supermarket showed the respect for the __________ of the disabled.
She offered me practical __________ with my research, for which I would appreciate for my whole life.
You can never imagine what great difficulty I had __________ the poor boy who was trapped in the earthquake.
Tom's father doesn't __________ of him joining the army.
Despite other scientists' __________ of interest, Fleming kept trying to develop the chemical __________ it would be safe and effective.