1. Unless it stops raining today, we may be faced with a serious flood. => If ____________________
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 ..........................................................................................................
1. Turn off all the lights and you will not pay more money.
If you turn off all the lights, you will not pay more money
2. Unless she wears warm clothes, she will have a cold.
If she doesn't wear warm clothes, she will have a cold
3. Be careful or you may have an accident.
If you aren't careful, you may have an accident
4. phone your parents or you have a trouble.
If you don't phone your parents, you will have a trouble
5. Unless she whispers, everyone knows what she is saying.
If she doesn't whispers, everyone knows what she is saying
6. Stay here and you will feel save.
If you stay here, you will feel safe
7. Pay electricity bill today or your electricity will be cut off.
If you don't pay electricity bill today, your electricity will be cut off
8. Stop smoking otherwise your cough may be worse.
If you don't stop smoking, your cough may be worse
9. Unless we use less fossil fuel, they will be run out soon.
If we don't use less fossil fuel, they will be run out soon
10. Unless it stops raining today, we may be faced with a serious flood.
If it doesn't stop raining today, we may be faced with a serious flood
BÀI 1 .REWRITE THESE SENTENCES BY USING CONDITIONAL SENTENCE TYPE 1 (câu điều kiện loại 1)
1.Stay here and you will feel save .
If ....................................................
2.Pay electricity bill today or your electricity will be cut off .
If..............................................................................................
3.Stop smoking other wise your cough may be worse.
If.................................................................................
4.Unless we use less fossil fuel , they will be run out soon .
If...........................................................................................
5.Unless it stops raining today , we may be faced with a serious flood .
If.............................................................................................................
6.Do morning exercises regularly and your body will be fitter.
If..................................................................................................
7.Unless we renewable energy , we will have notthing for the future generation.
If.............................................................................................................................
8.The climate will change unless we reduce the use of non - renewable energy
If............................................................................................................................
9.Lock all the doors and noone can break into your house.
If.........................................................................................
10.Unless we continue hunting polar bears , they will become extinct in near future.
If.............................................................................................................................
BÀI 1 .REWRITE THESE SENTENCES BY USING CONDITIONAL SENTENCE TYPE 1 (câu điều kiện loại 1)
1.Stay here and you will feel save .
If you stay here, you will feel save .
2.Pay electricity bill today or your electricity will be cut off .
If you don't pay electricity bill today, your electricity will be cut off .
3.Stop smoking other wise your cough may be worse.
If you don't stop smoking, your cough may be worse.
4.Unless we use less fossil fuel , they will be run out soon .
If we don't use less fossil fuel, they will be run out soon .
5.Unless it stops raining today , we may be faced with a serious flood .
If it didn't stop raining today, we may not be faced with a serious flood .
6.Do morning exercises regularly and your body will be fitter.
If you do morning exercises regularly, your body will be fitter.
7.Unless we renewable energy , we will have notthing for the future generation.
If we don't renewable energy, we will have nothing for the future generation.
8.The climate will change unless we reduce the use of non - renewable energy
If we don't reduce the use of non - renewable energy, the climate will change.
9.Lock all the doors and noone can break into your house.
If you lock all the doors, no one can break into your house.
10.Unless we continue hunting polar bears , they will become extinct in near future.
If we continue hunting polar bears, they will become extinct in near future.
Use "Unless" instead of "If" and versa:
1. If he doesn't hurry, he'll be late for school.
-> Unless __________________________________
2. Unless it stops raining, we won't go out.
-> _________________________________________
3. Unless he studied harder, he would fail the final exam.
-> If ________________________________________
1. Unless he hurries, he'll be late for school.
2. If it stops raining, we'll go out.
3. If he didn't study harder, he would fail the final exam.
unless he hurries, he will be late for school
if it stops raining, we will go out
if he didn't study harder, he would fail the final exam
Use “if“ in place of “unless“
1. We won’t go out unless it stops raining.-
____________________________________________________________
2. I will call the police unless you give back my bicycle.-
____________________________________________________________
3. You wouldn’t be able to do this exercise unless your English were good.-
____________________________________________________________
4. Unless we had enough rain, we couldn’t grow rice.-
____________________________________________________________
5. The fishermen couldn’t have caught a lot of fish unless they had had good nets.-
____________________________________________________________
6. I wouldn’t buy it unless I could afford it.-
____________________________________________________________
7. I would refuse to go unless they paid my expenses.-
____________________________________________________________
8. I don’t agree with his economic policy. I wouldn’t vote for him unless he changed it.-
____________________________________________________________
9. He wouldn’t have written unless he had heard news.-
____________________________________________________________
10. You might not have a terrible toothache unless you went to the dentist regularly.-
____________________________________________________________
1. If it stops raining, we will go out.
2. If you give me back my bicycle, I won't call the police.
3. If your English were good, I would do this exercise.
4. If we had enough rain, we could grow rice.
5. If the fishermen had good nets, they could catch a lot of fish.
6. If I afforded it, I could buy it.
7. If they pay my expenses, I will go.
8. If he change his economic policy, I will vote for him.
9. If he heard news, he would write it.
10. If you went to the dentist regularly, you wouldn't have a terrible toothache.
1.If she doesn't have a university degree, she won't be employed.
2. If I want to take a long vacation this year, I must have enough money.
3. An important task like this will not be given to him because he is a slow person.
4.If she wants to pass the exam, she can't be lazy
5.If he needs more money to pay for his father, he has to work overtime
6. Everything is very expensive, the new city is not interesting
7.If she doesn't study hard, she will get bad grades
8.Forgot the map and you will get lost
9. We will call you if someone doesn't show up
10.They get very angry if their friends don't come on time
Exercise 4. Use “if” in place of “unless”
1/ We won’t go out unless it stops raining.
-____________________________________________________________
2/ I will call the police unless you give back my bike.
-____________________________________________________________
3/ You wouldn’t be able to do this exercise unless your English were good.
-____________________________________________________________
4/ Unless we had enough rain, we couldn’t grow rice.
-____________________________________________________________
5/ I wouldn’t buy it unless I could afford it.
-____________________________________________________________
6/ I would refuse to go unless they paid my expenses.
-___________________________________________________________
7/ You don’t get there in time if you don’t hurry.
-___________________________________________________________
8/ We can’t do the job if we don’t get help.
-___________________________________________________________
9/ You are allowed into the club only if you are member.
-___________________________________________________________
Exercise 4. Use “if” in place of “unless”
1/ We won’t go out unless it stops raining.
-____________________________________________________________
2/ I will call the police unless you give back my bike.
-____________________________________________________________
3/ You wouldn’t be able to do this exercise unless your English were good.
-____________________________________________________________
4/ Unless we had enough rain, we couldn’t grow rice.
-____________________________________________________________
5/ I wouldn’t buy it unless I could afford it.
-____________________________________________________________
6/ I would refuse to go unless they paid my expenses.
-___________________________________________________________
7/ You don’t get there in time if you don’t hurry.
-___________________________________________________________
8/ We can’t do the job if we don’t get help.
-___________________________________________________________
9/ You are allowed into the club only if you are member.
-___________________________________________________________
1/ We won’t go out unless it stops raining.
We won’t go out if it doesn't stop raining.
2/ I will call the police unless you give back my bike
I will call the police if you don't give back my bike
3/ You wouldn’t be able to do this exercise unless your English were good
You wouldn’t be able to do this exercise if your English weren't good
4/ Unless we had enough rain, we couldn’t grow rice.
If we didn't have enough rain, we couldn’t grow rice.
5/ I wouldn’t buy it unless I could afford it.
I wouldn’t buy it if I couldn't afford it.
6/ I would refuse to go unless they paid my expenses.
I would refuse to go if they didn't pay my expenses.
WRITING: Rewrite the sentences: 1. They didn’t leave the house early so they were late for the play. →If they ............................................................
2. Unless it stops raining, we won’t go out. →If it .......................................................... 3. You caught cold because you didn’t keep your feet dry. →If you .......................................................................
4. Review the lesson carefully; otherwise you can’t do the test well. → Unless you............................................................
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 ............................................................
6. “I wouldn’t have been upset if she had written to me earlier,” the man said. →The man said ............................................................
7. “The boss would complain if we didn’t report it to him.” David said to his colleagues. →David said ............................................................
8. “Mum would be cross if you went on doing like this,” the girl said to her younger brother. →The girl said ............................................................
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…………………………………………………
1) Unless it stops raining, we won't go out. ---> If it stops raining, we will go out
2) She cooked better than you did. ---> You didn't cook as well as her
3) Unless someone has a key, we can't get into the house. ---> We can only get into the house if someone has a key
4) We didn't go on holiday because we didn't have enough time
1. If it doesn't stop raining, we won't go out.
2. You didn't cook as well as her.
3. We can only get into the house if someone has a key.
4. If we had had enough money, we would have gone on holiday.
5. My father allowed me to use his car.
6. Researchers on AIDS began to be carried out by scientists in 1980.
Rewrite the sentences:
1. They didn’t leave the house early so they were late for the play.
-> If they ……………………………………………………
2. Unless it stops raining, we won’t go out.
-> If it ………………………………………………….
3. You caught cold because you didn’t keep your feet dry.
-> If you ……………………………………………………………..
4. Review the lesson carefully; otherwise you can’t do the test well.
-> Unless you……………………………………………………
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 ……………………………………………………
6. “I wouldn’t have been upset if she had written to me earlier,” the man said.
-> The man said ……………………………………………………
7. “The boss would complain if we didn’t report it to him.” David said to his colleagues.
-> David said ……………………………………………………
8. “Mum would be cross if you went on doing like this,” the girl said to her younger brother.
-> The girl said ……………………………………………………
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…………………………………………………