I.Chuyển các câu sau sang điều kiến lần 1+Dkl2

1.Eat more fruit and vegetable or you will put on weight.

=)If...................you Eat more fruit and vegetable, you will put on weight.

2.Do not make so much noise or you can not understand the lessons

=)If.........you Do not make so much noise , you can understand the lessons

3.If you do not pay me money.I will call the police.

=)Unless..............you do pay me money, I will not call the police.

4.If he is not too fat,he will be more handsome

=)Unless.............he is not too fat, he will be more handsome

5.Because math is very difficult,I study it very hard

=)If............math was not very difficult, I would not study it very hard

6.Trang can not come to the party because her Mom will go home late

=)If..................Trang 's Mom does not go home late, Trang will come to the party

7.They do not like Tom because he always tells lie

=)If....................Tom did not always tell lie, They would like him

8.Van can not buy that house because he does not have enough money

=)If.....................Van had enough money, Van would buy that house

1.Peter is fat because he eats so many chips => 

If he didn't eat so many chips, he wouldn't be fat

2.If you are not careful,you will cut yourself with that knife =>

Unless you are careful,you will cut yourself with that knife.

3.If you do not like this one,I'll bring you another =>

Unless you like this one, I'll bring you another.

4.I'll not be able to do any work if I do not have a quiet room =>

.Unless I have a quite room,I'll not be able to do any work.

5.If she does not hurry,she will be late =>

Unless she hurries, she’ll be late.

6.She doesn't have a bike so she has to walk to school =>

If she had a bicycle, she wouldn't have to walk to school

7.I am not rich businessman and I can't afford to buy an expensive car =>

 If I were a rich businessman, I could afford to buy an expensive car

 8.My parents don't allow me to go,so I have to stay at home =>

 If my parents allowed me to go, I wouldn't have to stay at home

9.She doesn't pay attention to her cooking so the food is horrile =>

If she paid attention to her cooking, the food wouldn't be horrible

10.They do not know each other very well so they do not talk to each other =>

 If they knew each other very well , they would not be reserved 

11.He is not a millionaire,so he can't give you all that you want => 

 If he were a millionaire , he could give you all that you want 

12.She loves him so she forgives him easily =>

 If she didn't love him, she wouldn't forgive him easily.

13.We get up late in the morning so we do not have time to have breakfast =>

If we got up late this morning, he wouldn't have time to have breakfast

14.If she does not hurry,she will be late for school => 

.Unless she hurries,you'll be late.

15.We can't go out because he has to study for his exam => 

 If he didn't have to study for his exam, he could go out

16.She is lazy so she can't pass the exam =>

 If she weren't lazy, she could pass the exam.

17.He will pay me tonight,I will have enough money to buy a car =>

 If he pays me tonight, I will have enough money to buy a car

18.He smokes too much;that why he can't get rid of his cough =>

 If he didn’t smoke too much, he could get rid of his cough.

19.She is very shy,so she doesn't enjoy the party =>

 If she weren’t very shy, she would enjoy the party.

20.He doesn't take any exercises.He is so unhealthy =>

 If he took some exercises, He would be healthy.

21.Study hard or you won't pass the exam =>

If you don’t study hard, you won’t pass the exam.

22.Don't be impatient or you will make mistakes =>

 If you are impatient, you will make mistakes.

23.If you want my advice,I wouldn't buy it => 

 If I were you, I wouldn't buy it.

24.I only come if they invite me =>

 Unless they invite me, I will not come.

25.He didn't revise all his lessons,he failed the exam =>

 If he had revised all his lessons, he wouldn't have failed the exam.

26.Leave me alone or I'll call the police =>

Unless you leave me alone, I'll call the police

1. Peter is fat because he eats so many chips

If he didn't eat so many chips, he wouldn't be fat

2.If you are not careful,you will cut yourself with that knife 

Unless you are careful,you will cut yourself with that knife.

3.If you do not like this one,I'll bring you another 

Unless you like this one, I'll bring you another.

4.I'll not be able to do any work if I do not have a quiet room 

Unless I have a quite room,I'll not be able to do any work.

5.If she does not hurry,she will be late

Unless she hurries, she’ll be late.

6.She doesn't have a bike so she has to walk to school 

If she had a bicycle, she wouldn't have to walk to school

7.I am not rich businessman and I can't afford to buy an expensive car 

 If I were a rich businessman, I could afford to buy an expensive car

 8.My parents don't allow me to go,so I have to stay at home 

 If my parents allowed me to go, I wouldn't have to stay at home

9.She doesn't pay attention to her cooking so the food is horrile 

If she paid attention to her cooking, the food wouldn't be horrible

10.They do not know each other very well so they do not talk to each other 

 If they knew each other very well , they would not be reserved 

11.He is not a millionaire,so he can't give you all that you want 

 If he were a millionaire , he could give you all that you want 

12.She loves him so she forgives him easily 

 If she didn't love him, she wouldn't forgive him easily.

13.We get up late in the morning so we do not have time to have breakfast 

If we got up late this morning, he wouldn't have time to have breakfast

14.If she does not hurry,she will be late for school 

Unless she hurries,you'll be late.

15.We can't go out because he has to study for his exam 

 If he didn't have to study for his exam, he could go out

4 Unless you invite her, she won't go to the party

5 Unless you run, you won't be on time

6 If you don't pay the money, I will call the police

7 Unless you put on your coat, you will get a cold

8 Unless he stops smoking, he will have problems later 

9 If he doesn't know the news, he won't come back

10 Unless you help me, I won't give you that Beyonce'CD

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Biến đổi Unless= if …….not.

1. If Andrew is not lazy, he will pass the final examination. (unless)

→ Unless Andrew is lazy, he will pass the final examination

2. John will not catch the train unless he runs more quickly. (If)

→ If John doesn't run more quickly, he will not catch the train

3. The tree will die if it isn’t watered every day. (unless)

→ Unless the tree is watered every day, it will die

4. Life won’t be very easy if we don’t earn lots of money. (unless)

→ Unless we earn lots of money, life won’t be very easy

5. If you don’t practice more often, your English won’t be better.

→ Unless you practice more often, your English won’t be better

6. Jack will be dismissed if he doesn’t try to work harder.

→ Unless Jack tries to work harder, he will be dismissed

Use UNLESS INSTEAD of IF:

1. if you are not careful, you will cut yourself with that knife.

- Unless you are careful, you will cut yourself with that knife.

2. If you do not like this one, I'll bring you another.

-Unless you like this one, I'll bring you another.

3. She'll be late if she does not hurry.

-Unless she hurries, she will be late.

4. If you don't sneeze, he won't know that we are there.

-]Unless you sneeze, he won't know that we are there.

5. Turn down the gas or the rice will burn.

-Unless you turn down the gas, the rice will burn.

Rewrite these sentences with conditional sentence type 1

1.Unless you write your lessons, you will not understand.

If you don't write your lessons, you will not understand.

2. Unless you close the door, you will get a cold.

If you don't close the door, you will get a cold.

3. If she isn't thirsty, she will not stop.

Unless she is thirsty, she will not stop.

4. Unless there is a car, he can't get there in time.

If there isn't a car, he can't get there in time.

5. Unless they buy that house, they will have nowhere to live.

If they don't buy that house, they will have nowhere to live.

6. If he learns hard, he should be rewarded.

Should he learn hard, he will be rewarded.

Rewrite these sentences with conditional sentence type 1

1.Unless you write your lessons, you will not understand.

=> If you .................................don't write your lessons, you will not understand..............................................

2. Unless you close the door, you will get a cold.

=> If you ................................don't close the door, you will get a cold.............................................

3. If she isn't thirsty, she will not stop.

=> Unless .................................she is thirsty, she will not stop............................................

4. Unless there is a car, he can't get there in time.

=> If there ................................isn't a car, he can't get there in time..........................................

5. Unless they buy that house, they will have nowhere to live.

=> If ......................................they don't buy that house, they will have nowhere to live..............................................

6. If he learns hard, he should be rewarded.

=> Should .................................he learn hard, he will be rewarded......................................

Chúc bạn học tốt!

viết lại câu sao cho nghĩa không đổi

1. I do not buy it because I do not have enough money

--> If I had enough money , i would buy it

2. I am búy now, so I can not help you

--> If I weren't buying now , i could help you

3. There will be a shortage of water unless it rains

--> If it doesn't rain , there will be a shortage of water

4. John is fat because she eat many chips

--> If she didn't eat many chips , she wouldn't be fat

5. I will only help you if you promise to try harder

--> Unless you promise to try harder , i won't help you

6. If it does not rain soon, the srops will be lost

--> Unless it rains soon , the crops will be lost

7. I am very tired so I can not concentrate properly

--> If i weren't tired , i could concentrate properly

8.We do not have a garden , so we do not grow our own vegetables

--> If we had a garden , we would grow our own vegetables

9. He does not give you good advice because he is not your true friend

--> If he were your true friend , he would giv you good advice

10. We come late becavuse the rain is so havely

--> If the rain weren;t so heavy , we wouldn't come late

viết lại câu sao cho nghĩa không đổi

1. I do not buy it because I do not have enough money

--> If I had enough money, I would buy it.

2. I am búy now, so I can not help you

--> If I wasn't busy now, I could help you.

3. There will be a shortage of water unless it rains

--> If it didn't rain, there would be a shortage of water.

4. John is fat because she eat many chips

--> If she didn't eat many chips, she wouldn't be fat.

5. I will only help you if you promise to try harder

--> Unless you promise to try harder, I will not help you.

6. If it does not rain soon, the srops will be lost

--> Unless it rains soon, the srops will be lost.

7. I am very tired so I can not concentrate properly

--> If I wasn't very tired, I could concentrate properly.

8.We do not have a garden , so we do not grow our own vegetables

--> If we had a garden, we would grow our own vegetables.

9. He does not give you good advice because he is not your true friend

--> If he was your true friend, he would give you good advice.

10. We come late becavuse the rain is so havely

--> If the rain wasn't so heavy, we wouldn't come late.

REWRITE THE FOLLOWING SENTENCES USING IF-> UNLESS
TYPE1
1. If he doesn't hurry, he will be late for school
-> unless he hurry, he will be late for school
2. unless it stops raining, we won't go out
-> if it doesn't stop raining, we won't go out
3. you will get success if you are patient
- unless you aren't patient,you will get success
4. those flowers will die if nobody waters them
- unless nobody doesn't water them,those flowers will die
5. no one can help him if he doesn't tell the truth
- unless he tell the truth,no one can help him
6. you will catch a cold unless you keep your feet dry
- if you don't keep your feet dry,you won't catch a cold
7. if i don't catch the plane, i will not be home by five
- unless i catch the plane, i will not be home by five
8. if you don't apologize, i will never speak to you again
-unless you apologize, i will never speak to you again
9. unless he gives me his number, i won't phone him
- if he doesn't give me his number, i won't phone him
10. he cannot do that exercise if he doesn't learn his lessons carefully
-unless he learn his lessons carefully,he can do that exercise

TYPE 2
1. unless the studied harder, he would fail the final exam
- if the didn't study harder, he would fail the final exam
2. unless the drank alcohol, he would pass the contest
- if the didn't drink alcohol, he would pass the contest
3. unless he phoned immediately, he wouldn't meet Mary
-if he didn't phone immediately, he wouldn't meet Mary
4/ if we didn't have a calculator, we couldn't work his more quickly
-unless we didn't have a calculator, we couldn't work his more quickly
5. if i weren't weak, i could walk
- unless i were weak, i could walk
6. if you weren't slow now, you could uiwn the race
- unless you were slow now, you could uiwn the race
7. if you didn't speak very quickly, the students could hear you well
- unless you spoke very quickly, the students could hear you well
8. if tom didn't invite me, i wouldn't go to the party
- unless tom invited me, i wouldn't go to the party
9. if they didn;t know his number now, they wouldn't give it to me
- unless they knew his number now, they wouldn't give it to me
10. unless he were careful, he would have serious accident
- if he weren't careful, he would have serious accident

TYPE3
1. if he hadn;t been too lazy, he wouldn't have failed the exam
- unless he had been too lazy, he wouldn't have failed the exam
2. unless yesterday had been a nice day, we wouldn;t have gone camping
-if yesterday hadn't been a nice day, we wouldn;t have gone camping
3. if you hadn't driven carefully, you would have had a serious accident
- unless you had driven carefully, you would have had a serious accident
4. if the bus hadn't been crowded, he wouldn't have walked to the office
-unless the bus had been crowded, he wouldn't have walked to the office
5. unless you had studied hard, you wouldn't have walked to the office
- if you hadn't studied hard, you wouldn't have walked to the office
6. unless you had helped me, i wouldn't have finished our homework
- if you hadn't helped me, i wouldn't have finished our homework
7. unless the meeting were so long they wouldn't feel tired
- if the meeting weren't so long they wouldn't feel tired
8. if he weren't too lazy, he would pass the exam
- unless he were too lazy, he would pass the exam