1.-> If they had left the house early, they wouldn't have late for the play.
2.->If it stops raining, we will go out.
3.->If you had kept your feet dry, you wouldn't have caught cold.

1. They didn’t leave the house early so they were late for the play.

-> If they ………had left the house early, they wouldn't have been late for the play……………………………………………

2. Unless it stops raining, we won’t go out.

-> If it ……doesn't stops raining, we won't go out…………………………………………….

3. You caught cold because you didn’t keep your feet dry.

-> If you …had kept your feet dry, you wouldn't have caught cold…………………………………………………………..

4. Review the lesson carefully; otherwise you can’t do the test well.

->  Unless you……revise  the lesson carefully, you can’t do the test well.………………………………………………

5. “If you happen to see the man, you may give this book to him.” He said to the girl.

-> He said to the girl ……if she happened to see the man, she might give that book to him………………………………………………

6.  “I wouldn’t have been upset if she had written to me earlier,” the man said.

-> The man said …he wouldn't be upset if she had written  to him earlier…………………………………………………

7.  “The boss would complain if we didn’t report it to him.” David said to his colleagues.

-> David said …the boss would complain if they didn't report to him…………………………………………………

8.  “Mum would be cross if you went on doing like this,” the girl said to her younger brother.

-> The girl said …to her younger brother Mum would be cross if he went on doing like that…………………………………………………

câu điều kiện

1.If she doesn’t work harder, she’ll lose her job.

-->She’ll lose her job unless she works harder

2.You can use my car, but have to keep it carefully

.----> If you keep my car carefully, You can use it

3.If the work is finished by lunch, you can go home.

----> Unless the work is finished by lunch, you can't go home.

4.Keeping calm is the secret of passing your driving test

. ----> If you keep calm, you will pass your driving test

5.You must work harder or you won’t pass the exam.

----> You won’t pass the exam unless You work harder

6. She must apologize to me or I’ll never speak to her again.

----> I’ll never speak to her again unless She apologizes to me

7. I didn’t have an umbrella with me and so I got wet.

----> I wouldn’t have got wet if i had had an umbrella with me

8. I’ll call the police if you don’t leave me alone.

----> Unless you leave me alone, I’ll call the police

9. In the snowy weather, we don’t go to school

. ---->If it is snowy, we won’t go to school

10. Without Jack’s help, I wouldn’t have been able to move the table.

---->if it hadn't been for Jack’s help, I wouldn’t have been able to move the table.

1.If she doesn’t work harder, she’ll lose her job. -->She’ll..........lose her job if she doesn't work harder.........................................................................................................................................................2.You can use my car, but have to keep it carefully.----> If........................you keep my car carefully , you can use it........................................................................................................... 3.If the work is finished by lunch, you can go home. ----> Unless.......the work is finished by lunch, you can not go home.................................................................................................................... 4.Keeping calm is the secret of passing your driving test. ----> If.............you keep calm , you van pass your driving test...................................................................................................................... 5.You must work harder or you won’t pass the exam. ----> You won’t............pass the exam if you don't work hard................................................................................................................6. She must apologize to me or I’ll never speak to her again. ----> I’ll........never speak to her again ...if she doesn't apologize to me.....................................................................................................................7. I didn’t have an umbrella with me and so I got wet. ----> I wouldn’t.........have got wet if i had had an umbrella..............................................................................................................8. I’ll call the police if you don’t leave me alone. ----> Unless.............you leave me alone , i will call the police.............................................................................................................9. In the snowy weather, we don’t go to school. ---->If........it weren't snowy , we would go to school ........................................................................................................................10. Without Jack’s help, I wouldn’t have been able to move the table. ---->

If it hadn't been for Jack's help , i wouldn't have been able to move the table

1. I lose the key, so I cannot get into the house.
-> If I didn't lose the key, I could get into the house.
2. They are too young to join the army.
-> They are not old enough to join the army.
3. She won't come unless you invite her
-> If you don't invite her, she won't come.
4. We can't hang the picture on the wall. It is heavy.
-> The picture too heavy to hang on the wall
5. They were tired. They were hungry.
-> They were not only tired but also hungry
6. They finish their work. They went home.
-> Finishing their work then they went home
7. She goes out in the rain. She gets wet.
-> If she didn't go out in the rain, she wouldn't get wet
8. Tom can't lift the table. He isn't strong enough.
-> Tom is too weak to lift the table

1. I lose the key, so I cannot get into the house.
-> If I didn't lose the key , I could get into the house
2. They are too young to join the army.
-> They are not old enough to join the army .
3. She won't come unless you invite her
-> If you don't invite her , she won't come
4. We can't hang the picture on the wall. It is heavy.
-> The picture is too heavy for us to hang on the wall .
5. They were tired. They were hungry.
-> They were not only tired but also hungry .
6. They finish their work. They went home.
-> Finishing their work , then they went home .

7. She goes out in the rain. She gets wet.
-> If she didn't go out , she wouldn't get wet .
8. Tom can't lift the table. He isn't strong enough.
-> Tom isn't strong enough to lift the table 

1. If it isn't sunny, we can't go for a picnic .

Unless it is sunny, we can't go for a picnic.

2. If Mai doesn't listen care fully, she can't in stall the machine 

Unless Mai listen care fully, she can't in stall the machine.

3. If they don't go out now, they will be punished .

Unless they go out now, they will be punished.

4. Unless he does the test carefulyy , he can't get good marks .

If he doesn't do the test carefulyy , he can't get good marks.

5. Unless they try their best, they won't pass the exam .

If they don't try their best, they won't pass the exam.

eeeee

1. If it isn't sunny, we can't go for a picnic .

Unless .....it is sunny , we can't go for a picnic...........................................

2. If Mai doesn't listen care fully, she can't in stall the machine 

Unless ....Mai listens carefully , she can't install the machine........................................

3. If they don't go out now, they will be punished .

Unless ........they go out now , they will be punished........................................................

4. Unless he does the test carefulyy , he can't get good marks .

If ...........he doesn't do the test carefully , he can't get good marks.........................

5. Unless they try their best, they won't pass the exam .

If .....they don't try their best , they won't pass the exam ........................................ 

1 We won't talk to her unless she apologizes

2 The baby will cry louder unless they give him some toys

3 Unless we buy a good map, we will be lost

5 You can't have many job opportunities unless you have an IELTS degree

6 Unless he speaks Korean, he can't transcript those Korean books

1.      Work hard or your parents will be sad.

ð Unless you don't work hard, your parents will be sad.

2.     They will be late for school if they don’t hurry.

ð Unless they hurry, They will be late for school

3.     You will catch a cold if you don’t keep your feet dry.

ð Unless you  keep your feet dry, You will catch a cold

4.     I don’t have a map, so i can’t show the way.

ð If I had a map, I could show the way.

5.     If you don’t have a visa, you can’t visit Thailand

ð Unless you have a visa, you can’t visit Thailand

6.     If we don’t keep the environment clean, we won’t live a happier life.

ð Unless we keep the environment clean, we won’t live a happier life.

7.      Stop talking or you won’t understand the lesson.

ð If youdon't Stop talking, you won’t understand the lesson

8.     If he doesn’t work hard, he’ll lose his job.

ð Unless he works hard, he’ll lose his job.

9.     Practise speaking English regulary and your skill will be improved.

ð If you Practise speaking English regulary, your skill will be improved.

10. He 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

11. She is lazy so she can’t pass the exam.
If she weren't lazy, she could pass the exam.

12. We can’t get the ticket because I don’t have the right change.
=> If I had the right change, we could get the ticket

13. Study hard or you won’t pass the exam.
=> If you don;t study hard, you won’t pass the exam.

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

ð If you turn off all the lights,you will not pay more money.

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

ð If she doesn't wear warm clothes, she will have a cold.

1. If I had enough money, I would buy that latop.

2. If I had enough money, I could buy that expensive dictionary.

3. Unless we mustn't do our homework well, our teacher will get angry with us.

4. Unless you keep your feet dry, you will catch a cold.

5. If she knew you were in hospital, she would visit you.

6. If you don't water the plants everyday, they will die.

7. Had the police found out him. he would have been introduce.

8. If it hadn't been our father's encouragments, we couldn't have got the prize.

9. If Nam hadn't helped me, I wouldn't have been able to solve this difficulty.

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

11. Had Laura not supported me, I wouldn't have been able to finish the project.

12. If you weren't lucky, you might not get your novel published.

13. If I advice Mary, my advice is that she should apply for that job.

14. Without air, we can't survice.

15. Had it not been your warming, I could't prevent my failture in the test.

16. Unless it is sunny, they won't go swimming.

17. Without efforts from everyone of us, we could have lost that match.

Bạn@Phạm Thúy Hường có vẻ là bạn nhầm câu 3,8 một chút rồi bạn ạ!

3:Unless we must do our homework well ,our teacher will be very angry.

(thế này nha bạn : nếu chúng tôi không làm bài về nhà tốt thì cô giáo sẽ giận.

vì unless=if not rồi bạn ạ ,bạn không cần thiết phải cho thêm not vào vế đầu , như vây là sai rồi đó!)

8:Câu này bạn thiếu for sau hadn't been rồi nha!

Còn các câu sau thì ổn cả rồi bạn ạ!

Mình chỉ nhận xét vậy thôi nha!

PART 1:

1. come..will prepare

2. live...will visit

3. were...would play

4. were...would invite

5. studies....will be

6. have...will buy

7. do....will earn

8. gets...will ask

9. had hurried...would have caught

10. rains...will take

PART2

1. would come

2. rang

3. rained

4. were

5. is improved

6. had

7. would you do

8. did

9. would build

10. gives

11. is improved

12. had

13. attended

14. knew

15. studies

3.

1. had

2. attended

3. knew

4. will be

5. would come

6. studies

7. doesn't hurry

8. would you do

9. rang

10. rained

Khá mỏi tay (Chia nhỏ ra bạn ơi!!!!!!!!!!)

part1

1. come..will prepare 2. live...will visit

3. were...would play 4. were...would invite

5. studies....will be 6. have...will buy

7. do....will earn 8. gets...will ask

9. had hurried...would have caught 10. rains...will take

part 2

1. would come 2. rang 3. rained 4. were 5. is improved

6. had 7. would you do 8. did 9. would build 10. gives

11. is improved 12. had 13. attended 14. knew 15. studies

part3.

1. had 2. attended 3. knew 4. will be 5. would come

6. studies 7. doesn't hurry 8. would you do

9. rang 10. rained

dài lắm bạn ơi

1.If she doesn’t work harder, she’ll lose her job.

----> She’ll lose her job unless she works hard

2.You can use my car, but have to keep it carefully

.----> If you keep my car carefully, you can use it

3.If the work is finished by lunch, you can go home.

----> Unless the work isn't finished by lunch, you can go home

4.Keeping calm is the secret of passing your driving test.

----> If you keep calm, you can pass your driving test