Put the verbs in the correct tense. Identify the type of conditional. Which sentences need a comma? 1. When everyone in the village ... (have) clean drinking water we will start thinking about building a new school.
2. If we ... (not/find) a way to protect endangered species they will disappear.
3. If I were you I ... (volunteer) for a charity this summer.
4. She ... (not/realise) poverty was a serious problem in the city if she hadn't visited the slums.
5. If the event had been advertised on social media we ... (raise) a lot more money.
6. There ... (be) fewer homeless people on the streets if we build more shelters.
7. The children ... (not/learn) to read and write if they don't go to school.
8. Unless we protect black rhinos they ... (become) extinct.

нужно, заранее

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