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1) If we meet at 9:30, we will have (to have) plenty of time.
2) Lisa would find the milk if she looked (to look) in the fridge.
3) The zookeeper would have punished her with a fine if she had fed(to feed) the animals.
4) If you spoke louder, your classmates would understand(to understand) you.
5) Dan would arrive(to arrive) safe if he drove slowly.
6) You would have had(to have) no trouble at school if you had done your homework.
7) If you swim(to swim) in this lake, you'll shiver from cold.
8) The door will unlock if you press(to press) the green button.
9) If Mel had asked(to ask) her teacher, he'd have answered her questions.
10) I would call(to call) the office if I was/were you
Complete the second sentence so that it has the same meaning to the first one.
1.Don't be impatient or you will make mistakes.
⇒ If you are impatient, you will make mistakes.
2.I didn't eat lunch ,I feel hungry now.
⇒ If I had eaten lunch, I wouldn't have felt hungry now.
3. It hadn't rained,we would have a better crop.
⇒ But for rain, we would have a better crop.
4. If you want my advice,I wouldn't buy it.
⇒ If I were you, I would,'t buy it.
5. I only come if they invite me.
⇒ Unless they invite me, I won't come.
6.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.
7.His sister sent her money,so he continued to study.
⇒ But for his sister's money, he wouldn't have continued to study.
8.The park is over there,only 5 minutes' walk.
⇒ If you walk to the park, it will take you 5 minutes.
9. In case it rain,we'll stay at home.
⇒ If it rains, we'll stay at home.
10. Let me give you my advice.You should cut down on smoking right now.
⇒ If I were you, I would cut down on smoking right now.
11.Leave me alone or I'll call the police.
⇒ Unless you leave me alone, I'll call the police.
12. If you arrive at the office earlier than I do,please turn on the air-conditioner.
⇒ Should you arrive at the office earlier than I do, please turn on the air- conditioner.
13.The children don't go to school in the snowy weather.
⇒ If it snows, the children won't go to school.
14.He died so young ;otherwise,he would be a famous musician by now.
⇒ Had he not died so young, he would have been a famous musician by now.
15.You must tell me the whole truth or I won't help you.
⇒ Unless you tell me the whole truth, I won't help you.
16.The car breaks down so offen because you don't take good care of it.
⇒ Were I you, I would take good care of it.
17.He is very bad-tempered,that's why his wife left him soon affer marriage.
⇒ If he hadn't been very bad- tempered, his wife wouldn't have left him soon after marriage.
18.Don't tell lies to your boss or you'll be fired at once.
⇒ If you do tell lies to your boss, you'll fired at once.
19.She got married at such an early age:otherwise,she would be at university now.
⇒ Had she not got married at such an early age, she would have been at university now.
1, Going out would be better than staying at home
→→ I'd ...rather go out than stay at home..................................
2, They will have to answer the question again
→→ The question .....will have to be answered again.............................
3, I wish you had seen your dentists yesterday
→→ You should .....have seen your dentists yesterday...............................
4, If you keep silent , we will begin our lesson
→→ So ..long as you keep silent , we will begin our lesson...............................................
5, I'm sure it wasn't her fault
→→It can't ....have been her fault.........................................
6, She made the mistake beacause she didn't think carefully
→→If ...she had thought carefully,she wouldn't have made the mistake.................................................
7, I found it difficult for me to make up my mind immediately
→→ I had ....difficulty in making up my mind immediately..........................................
8, You should have the window painted
→→ The window needs ..painting.............................
9, There is nothing I can't do for you
→→I am willing ....to do everything for you.......................................
10 She doesn't like being laughed at
→→ She hates ...being laughed at.............................................
1. Linda will not take her son to the market.
→ Linda’s son will not be taken to the market.
2. Pele has to score a goal.
→ A goal has to be scored by Pele
3. You should correct this exercise carefully.
→ This exercise should be corrected carefully.
4. We ought to recycle waste paper to save money.
→ Waste paper ought to be recycled to save money by us.
5. I do every question from the book.
→ Every question from the book is done by me.
6. I make some coffee for my father everyday.
→ Some coffee is made for my father everyday.
7. We will send you your examination results.
→ You will be sent your examination results.
8. They feed the animals twice a day.
→ The animals are feed twice a day by them.
9. They can’t hold the meeting in that room.
→ The meeting can't be hold in that room.
10. Mr. Tan has to repair this car.
---> This car has to be repaired by Mr.Tan
1. Linda will not take her son to the market.
→ Linda’s son will not be taken to the market by her.
2. Pele has to score a goal.
→ A goal has to be scored by Pele.
3. You should correct this exercise carefully.
→ This exercise should be corrected carefully by you.
4. We ought to recycle waste paper to save money.
→ Waste paper ought to be recycled to save money by us.
5. I do every question from the book.
→ Every question from the book is done by me.
6. I make some coffee for my father everyday.
→ Some coffee is made for my father by me everyday.
7. We will send you your examination results.
→ You will be sent your examination results by us.
8. They feed the animals twice a day.
→ The animals were fed twice a day.
9. They can’t hold the meeting in that room.
→ The meeting can't be held in that room.
10. Mr. Tan has to repair this car.
-> This car has to be repaired by Mr.Tan.
1.we don't go because it will rain
→→If it....didn't rain, we would go
2.John is fat because he eats so many chips
→→If John...diđn;t eat so many chips, he wouldn't be fat
3.She has a sore throat. She doesn't stop smoking
→→If she...stopped smoking, she wouldn't have a sore throat
4.They don't find out the remedy. The patient will die
→→If they...don't find out the remedy, The patient will die
5.They don't have enough time so they cannot do me a favour
→→If they...had enough time they could do me a favour
6.The meeting can be cancelled because it snows heavily
→→If it...didn't snow heavily, The meeting couldn't be cancelled
7.She didn't listen to my directions. That's why she turned down the wrong way
→→If she...listened to my directions, she wouldn't turn down the wrong way
8. he didn't have the ticket to game last week. He wasn't be able to get it
→→If....he had had the ticket to game last week, he would have been able to get it
9.He didn't hurry, so he missed the train
→→If....had hurried, he wouldn't have missed the train
10.He lost this savings because he wasn't careful
→→If he...had been careful, he wouldn't have lost this savings
I. Read the situations,then complete each sentences by saying: If .............
1. You want to leave the party now because you are worried about missing the last bus.
– If we don’t leave the party now, we’ll miss the last bus.
2. Your dog bites people. A friend wants to touch the dog .
– If you touch my dog, it will bite you.
3. It’s raining. You want to stand under a tree because you are worried about getting wet.
– If we don’t stand under the tree, we’ll get wet.
4. You want to take the bus to the city center . Your friend wants to walk . You are worried about getting tired.
– If we walk to the city centre, we’ll get tired.
5. You are walking to school with a friend. You don’t want to be late. You suggest hurrying.
– If we don’t hurry, we’ll be late for school.
1 if we don't leave the party now we will miss the last bus
2 if you touch my dog you will be bitten
3 if we stand under a tree we will not get wet
4 if we walk to the city centre stead of taking the bus we will get tired
5 if we don't hurry we will be late
Rewrite these sentences beginning with "IF"
1 . The authorities are thinking of raising petrol prices. It will have to cycle to work
=>if The authorities are thinking of raising petrol prices. It will have to cycle to work
2. We should take the map with us if we don't want to lose our way in the forest
=>If we don't want to lose our way in the forest,We should take the map with us
1. It's a pity I can't go to the beach today, but I have to stay at home and study.
could I wish i could go to the beach today, but I have to stay at home and study.
2. If it weren't raining, we could go on a picnic.
stop I wish it were sunning so we could go on a picnic.
3. It's a shame we didn't see the exhibition.
had We wish .we had see the exhibition.
4. George needs a new car but he can't afford to buy one.
could George wishes he could bought.. a new car.
5. It's a pity Jenny wasn't invited to the party.
been Jenny wishes she had been invited to the party.
6. I've been offered a job in Paris but I can't speak French.
speak I wish i spoke french. because I've been offered a job in Paris.
7. George never arrives on time when we arrange to go out.
only If george only arrives on time when we arrange to go out.
8. I would really like to be lying on the beach now.
were I wish i were lying on the beach now.
9. Your mother's worried about you. You should phone her.
better You better your mother as she's worried about you.
10. Will you ever think about finding a flat of your own?
time It'stime about finding a flat of your own.
11. Look at how he lives - he thinks he is a millionaire.
if He lives .if he is a miliionaire.
12. This summer, I would rather book a holiday in Monaco than Lyons.
prefer This summer, I prefer book a holiday in Monaco rather than Lyons.
13. Why didn't tell me yourself that you were leaving?
rather I'd .rather tell . me yourself that you were leaving.
14. She wants to be more like her mother.
wishes She .wishes she were more like her mother.
15. I should have taken that job in Canada last year.
only If i only took. that job in Canada last year.
16. You should have checked the oil before you set out.
better It 's.better you had checked the oil before you set out.
1. It's a pity I can't go to the beach today, but I have to stay at home and study.
could I wish i could go to the beach today, but I have to stay at home and study.
2. If it weren't raining, we could go on a picnic.
stop I wish it had stopped so we could go on a picnic.
3. It's a shame we didn't see the exhibition.
had We wish we had seen the exhibition.
4. George needs a new car but he can't afford to buy one.
could George wishes he could afford to buy a new car.
5. It's a pity Jenny wasn't invited to the party.
been Jenny wishes she had been invited to the party.
6. I've been offered a job in Paris but I can't speak French.
speak I wish i could speak French because I've been offered a job in Paris.
7. George never arrives on time when we arrange to go out.
only If only George arrives on time when we arrange to go out.
8. I would really like to be lying on the beach now.
were I wish i were on the beach now.
9. Your mother's worried about you. You should phone her.
better You had better phone your mother your mother as she's worried about you.
10. Will you ever think about finding a flat of your own?
time It's time about finding a flat of your own.
11. Look at how he lives - he thinks he is a millionaire.
if He lives if he were a miliionaire.
12. This summer, I would rather book a holiday in Monaco than Lyons.
prefer This summer, i prefer book a holiday in Monaco rather than Lyons.
13. Why didn't tell me yourself that you were leaving?
rather I'd not rather tell me yourself that you were leaving.
14. She wants to be more like her mother.
wishes She wishes she were more like her mother.
15. I should have taken that job in Canada last year.
only If only i shouldn't take that job in Canada last year.
16. You should have checked the oil before you set out.
better It is better that you had checked the oil before you set out.
Chúc bn học tốt nhé! Mk cũng ko chắc lắm 
1.we will be late if we don't take a taxi
→→unless....we take a taxi,we will be late ....................
2.this is the first time I have tasted a delicious food
→→never.....have i tasted a delicious food before.......................
3.they are very proud oftheir intelligent girl
→→they take...notice of their intelligent girl.................
4."why doesn't he apply for the job?"she said
→→she suggested......that he should apply for the job ...........................
5.he is poor , but he is reliable
→→although he is poor,he is reliable..............................
6."how old are your parents?"he said to me
→→he asked......me how old my parents were........................................
7."I would like you not to go out at night",I said to her
→→I'd rather......she didn't go out at night...........................
8.I used to work for the company
→→I no..work for the company now.............................
9.since we had nothing else to do , we decided t go to the cinema
→→having...nothing else to do , we decided t go to the cinema.................
10.there is no water in the bottle
→→we have..no.water in the bottle..................
1. If you don't keep silent, you will wake the baby up
2. If you don't stop talking, you won't understand what he is saying
3. If you give me your phone number, I will call you later
4. Unless I help her, she will be sad
5. Unless we have compass, we will get lost
6. If she doesn't have a compass, she will be tired
7. Unless you don't agree with all of the terms, we will sign the contract tomorrow
8. If you don't come to the office early, you will lose your job
9. Unless you can't clean the house, your mother won't have to do it
10. Unless you hurry up, you will miss the train
ok
lớp 9 ???