Humans .................... (throw) plastic in the sea., The coral .................... (lose) its colors., The reef has suffered ........... decades. (Since or For?), Scientists .................... (plant) new corals., She .................... (waste) too much water., It has been acidic ........... the industrial revolution. (Since or For?), They .................... (collect) marine debris., I .................... (never / be) to Australia..

Leaderboard

Visual style

Options

Switch template

)
Continue editing: ?