Completar frases InglesVersión en línea An acitivity to improve the vocabulary. por Andoni Gaztañaga Sarasola 1 gas cubic gulf provide shell treasures gas treasures single Doctor Jim Ray is a marine biologist with . Today Jim is venturing deeps in the of Mexico and so are we . We are there to new sources of oil and and Jim is there to make sure the ocean's remain unharmed ; because every day the oceans bring us new . In this case more than one billion feet of natural . Every day .