Many countries share the view that drastic measures must be taken to stop the pollution of the seas.
A.The pollution of the seas can only be prevented providing that many countries follow the same policy.
B.A lot of countries agree that it is essential to take strong action to put an end to the pollution of the seas.
C.By putting into practice a series of precautions, it is generally believed that the pollution of the seas will be prevented.
D.The seas will, it seems, continue to be polluted unless this agreement is accepted by a majority of the countries

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