Rewrite the following sentences

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EXERCISE2: Rewrite the following sentences
1. Study hard or you wil notl pass the exam. If.....
2. Save some money or you can't buy the house. If....
3. Be good and your parents will be very happy.If..
4. Do it carefully and you'll not feel sorry afterwards.If..
5. Ask him first and he will offer to help. If..
6. Keep calm or you'll make a wrong decision.If..
7. Be careful or you'll cut yourself with that knife.If.
8. If he does not work hard, he will fail the exam. Unless..
9) Recycle and we will save natural resources.
If we-------
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10) Hurry up or you will be late for work.
If you don't