Ex 2: Put the verbs in the correct forms 1. If they (be) _________ students, they must wear uniform. 2. If we keep on using more and more motor vehicles, we (run out)__________ of oil. 3. We (not buy) ___________ this car if it is expensive. 4. We can’t play soccer well if it (rain)________ heavily. 5. She (be) _________ free tomorrow if she finishes all the homework. 6. If we (not take) _______ a map, we will lose our way. 7. If you throw trash everywhere, the environment (be) ________seriously polluted. 8. If she (not have) _________a bike, she can’t go on a picnic. 9. If he is absent now, He (not know) _________ what to do. 10. If the test is easy, I (do) _______ it in 10 minutes.

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