if you get up early , you 'll be healthier

if you don't be absent again , you'll be fired.

if you don't turn off the television , you'll be shouted.

18 If you  aren't polite, you'll be sacked.

19 If you don't do your homework, you'll get a zero.

20 If you help the poor, you'll  feel happier.

non thêss

18 If you  aren't polite, you'll be sacked.

19 If you don't do your homework, you'll get a zero.

20 If you help the poor, you'll  feel happier.

III. Rewrite the following sentences using Conditional sentences type 1:

9. Study harder and you will succeed.

If you study harder, you will succeed.

10. Keep silent and we'll understand.

If we keep silent, we'll understand.

11. Do exercise regularly and you'll be fit.

If you do exercise regularly, you'll be fit.

2 If you are not calm, you will make a wrong decision.

3 If you don't go right now, you'll be late for the train.

5 If you don't keep quiet, you'll wake the baby up.

Câu điều kiện loại 1 diễn tả điều có thể xảy ra ở hiện tại hoặc tương lai: If + S + V(hiện tại đơn), S +will/can + V(nguyên thể)+........

2 If you are not calm, you will make a wrong decision.

3 If you don't go right now, you'll be late for the train.

5 If you don't keep quiet, you'll wake the baby up.

If you buy her a bunch of flowers, she'll forgive you.

If you tell me the truth, I can help you.

If you learn the rules by heart, you'll be able to do the exercise.

III. Rewrite the following sentences using Conditional sentences type 1:

12. Go out or I'll call the police.

If you don't go out, I'll call the police.

13. Stay away from me or I'll shout.

If you don't stay away from me, I'll shout.

14. Hold together and we'll be safe and sound.

If we hold together, we'll be safe and sound.

12. Go out or I'll call the police.

If you don't go out, I'll call the police.

13. Stay away from me or I'll shout.

If you don't stay away from me, I'll shout.

14. Hold together and we'll be safe and sound.

If we hold together, we'll be safe and sound.

V. Rewrite the following sentences, using “Conditional sentences”:

1. Peter studies very hard and he passes the examination.

If ____Peter didn't study hard, he wouldn't pass the examination________________________________________________________________________

2. Trees and grasses cannot grow here because the soil is badly polluted.

If ____the soil wasn't badly polluted, trees and grasses could grow here________________________________________________________________________

3. I am very busy. I can’t go with you.

If ___I wasn't very busy, I could go with you_________________________________________________________________________

4. You can’t make a cake without flour.

Unless ___you have flour, you can't make a cake_____________________________________________________________________

5. You should buy a new dictionary.

If ___I were you, I would buy a new dictionary_________________________________________________________________________

1. Peter studies very hard and he passes the examination.

If Peter studies hard, he will pass the exmination.

2. Trees and grasses cannot grow here because the soil is badly polluted.

If trees and grasses are grown here, the soild will be badly polluted.

3. I am very busy. I can’t go with you.

If I am busy, I can't go with you.

4. You can’t make a cake without flour.

Unless have flour, you can't make a cake.

5. You should buy a new dictionary.

If I were you, I would buy a new dictionary.

Exercise 2. Rewrite the following sentences using conditional sentence type 1 

1. Drive carefully or you will cause accident.

=> If you drive to fast, you may have an accident

2. Be quiet or you’ll wake the baby up

=> If you don’t keep silent, you’ll wake the baby up.

3. I don’t have free time, that’s why I can’t go to see him.

=> If I had free time, I would go to see him