OUR OCEANS/ BE/ BECOME/ EXTREME/ POLLUTED.VII. USE THE' GIVEN WORD...

50. Our oceans/ be/ become/ extreme/ polluted.

VII. USE THE' GIVEN WORD TO WRITE THE SECOND SENTENCE IN SUCH A WAY

THAT IT IS AS SIMILAR AS POSSIBLE IN MEANING TO THE ORIGINAL SENTENCE. DO

NOT CHANGE THE FORM OF THE GIVEN WORD.