1 Complete the sentences with the correct form of the verbs. 0 If I find (find) your keys, I will tell you immediately. 1 If you turn off your computer every night, you (save) energy. 2 If she (not know) the answers, she will ask the teacher. 3 If he does all his chores, his parents (be) pleased. 4 If we (not look after) the planet, many animals will die. 5 If you don't hurry, you (miss) the forest clean-up. 6 If an animal (eat) plastic, it will get ill. 7 If they have a lot of work, they (not have) a break. 8 If they (cut down) trees, the birds will lose their homes.

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