Fill in the gaps with the right tenses of the verbs in brackets. If we ... (to have) enough water, we ... (to be) thirsty. More species ... (to survive) if we . (to survive) if we ... (to protect) nature. We... (to reduce) the use of natural resources if we ... (to recycle) old and used things. 1 2 3 4 Clean water... (not; to be) a problem if people... (to stop) throwing rubbish into the seas and rivers. 5 Many animals and plants ... (not; to be) in danger if we ... (to stop) killing the animals and (not; to cut down) the trees.​

Ответ:If we don't have enough water, we will be thirsty. More species will survive if we protect nature. We can reduce the use of natural resources if we recycle old and used things. Clean water is not a problem if people stop throwing rubbish into the seas and rivers. Many animals and plants will not be in danger if we stop killing the animals and don't cut down the trees.

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