Complete the sentences with the correct form of the verbs in brackets
1 I wouldn't have bought this CD I... (now) it was damaged. 2 you had asked, l(help) you. 3 people(not pollute) the river, the fish wouldn't have died 4 Would you have known about freegans if you(not read) the article? 5 people hadn't protected the blue whales, they(not survive) 6 If people had realized about the effects of global warming, (hey/use) more renewable energy?

1 I wouldn't have bought this CD had I... (known) it was damaged. 2 If you had asked, l (would have helped) you. 3 If people (had not polluted) the river, the fish wouldn't have died. 4 Would you have known about freegans if you (had not read) the article? 5 If people hadn't protected the blue whales, they (would not have survived). 6 If people had realized about the effects of global warming, (would they have used) more renewable energy?