1) zero conditional is used for a) real facts b) what you think c) things that always happen d) none of the above 2) when we use zero conditional, the sentences are in a) past simple b) present continuous c) present simple 3) when you use zero conditional, you have to make sure that a) after if sentence, we don’t put a coma b) after if sentence, we put a coma c) before if sentence we put a coma 4) 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 5) make sure that in sentences with zero conditional a) you express unreal situation b) the result always happens c) the result always changes

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