Which sentences need a comma? When everyone in the village tense. Identify the type of conditional. (have) clean drinking water we will start 3 1 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.
1) has clean
2) can not find
3) would volunteer
4) could not have realized
5) would have raised
6) would be
7) would not learn
8) would become