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BIVN EXERCISE 2
1.Work harder or you will fail your exam
If
Should
2. I don't have enough money so I can't buy that car
If
Were
3. My father helped me so I finished my essay on time.
If
Had
If it hadn't been for
Had it
4. If it doesn't rain, we will go for a picnic tomorrow
Unless
vat
ng a vat ⇒ that
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