We _____(be) thirsty if we ______ (not have) enough water in future.
If the weather ______(not improve), we ______(not have) a picnic.
Many species _____ (disappear) if we ______(not protect) endangered animals and plants.
If he___( to polute) water, he___(to do harm) to the environment.
Our streets______ (to be clean) if you_____( not to litter).
If people______(to stop) throwing rubbish into the local river, clean water____(not to be) a problem in this town.
Animals _____(not to be) in danger if we_____(not to cut down) the trees.
You_____( to be) healthy if you____(not to eat) junk food.
If we ______ (to recycle) papers, we ______ (to save) many trees.
If they ______ (to clean) up after picnics, they _______ (to protect) nature.
Mum/ not happy/ if / I / not pass/ my exams
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