Ответ:

Task 1.

1.  My teacher gets angry when I  don't do my homework.

2. My little sister cries if she  has a nightmare.

3. When you drink too much alcohol, you  get drunk.

4.  If you mix blue and yellow, you  get green.

5. If you don't drink enough water, you  become dehydrated.

6. People get fined if they  don't pay their taxes.

7. If you tell me a secret, I will never  tell anyone else.

8.  As soon as he drinks alcohol, he  becomes aggressive.

9. Unless we go together, we  won't go at all.

10. Before you leave the house, you  will tidy your bedroom.

Task 2.

1. If it rains, we  will cancel the match.

2. If a snake comes into the house, I  will scream and run away.

3. If we take the train, we  will arrive there sooner.

4. Unless you help me, I  won't finish this work.

5. If I have the time, I  will take you shopping.

6. If it is a sunny day, we  will go to the beach tomorrow.

7. If I get lost, I  will phone you.

8. If you are my friend, you  won't do that to me.

9. Unless we leave now, we  will be late.

10. If all goes well, they  will get married in June.​