11. If few people .....................(come) to the meeting, please postpone to the other day.

12. If it .......................(not, be) warm this afternoon, we ...................(put off) the game.

13.   Your father ...............(pick) you up if you ..................(come) back late?

14. What   you ..................(speak) if  you ....................(meet) a foreigner?

15. Unless he .................(answer) all my questions, I ...................(not, help) him.
Ex3: Rewrite these sentences by using conditional sentence Type I 
 

1. Turn off all the lights and you will not pay more money.

If ..........................................................................................................

2. Unless she wears warm clothes, she will have a cold.

If ..........................................................................................................

3. Be careful or you may have an accident.

If ..........................................................................................................

4. phone your parents or you have a trouble.

If ..........................................................................................................

5. Unless she whispers, everyone knows what she is saying.

If ..........................................................................................................

6. Stay here and you will feel save.

If ..........................................................................................................

7. Pay electricity bill today or your electricity will be cut off.

If ..........................................................................................................

8. Stop smoking otherwise your cough may be worse.

If ..........................................................................................................

9. Unless we use less fossil fuel, they will be run out soon.

If ..........................................................................................................

10. Unless it stops raining today, we may be faced with a serious flood.

If ..........................................................................................................
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