1) If there ___ plastic waste in the ocean, sea fish ____. a) is / die b) is / will die 2) If the water __________ polluted, fish __________ . a) becomes / don't thrive b) become / don't thrive 3) If water ___ clean, fish ____healthy. a) will be / stay b) is / stay 4) If people ____ down forests, birds ____. a) cut / suffer b) will caut / suffer 5) If aquatic plants ___, fish ____ food. a) will die / loose b) die / loose 6) If plannts ___ enough sunlight and water, they ___. a) have / die b) don't have / die 7) If people _____, animals _____. a) will litter / surfer b) litter / surfer 8) Zero Conditional is used to express... a) real facts b) what you think c) things that always change 9) Make sure that in sentences with Zero Conditional a) you express unreal situation b) the result always happens  c) the result always changes 10) When you use the Zero Conditional, the sentences are in  a) Past simple b) Present Continuous c) Present simple 11) When we use the Zero Conditional, you have to make sure that  a) after if sentence, we don't put 'coma' b) after if sentence, we put 'coma' c) before if sentence, we put 'coma' 12) If we use WHEN in place of IF a) the idea of a sentence changes  b) the idea of a sentence is the same  c) you can't do it

Zero conditional

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