1/The woman will helps us and we will make it easily

->If the woman doesn't help us , we won't make it easily

2/ Don't be careless or you will fall over the rocks

->If you are careless , you will fall over the rocks

3/ Burn the trash and the air will be polluted

-> If you don't burn the trash , the air won't be polluted

4/ Hurry up or we'll be late for the meetings

->If we don't hurry up , we will be late for the meetings

5/ Be careful or you will fall over the rock

->If you aren't careful , you will fall over the rock

6/ Mary will buy a bike. She will ride to school

->If Mary doesn't buy a bike , she won't ride to school

1. --> If the woman helps us, we will make it easily

2. --> If you are careless, you will fail over the rocks

3. --> If you burn the trash, the air will be polluted

4. --> If we don't hurry up, we will be late for the meetings

5. --> If you are careful, you will not fail over the rock

6. --> If Mary buys a bike, she will ride to school

1 If you are careless,you will fail over the rocks

2 If you don't bủn the trash,the air won't be polluted

=>If you are careless,you will fail over the rocks

2. Burn the trash and the air will be polluted.

=> If you don't bủn the trash,the air won't be polluted

1. If you are careless,you will fail over the rocks

2. If you don't bủn the trash,the air won't be polluted

1. Work hard and you will get good marks.

=> If ……you work hard, you will get good marks.….……………

2. Be careful or you will have an accident.

=> If …you aren't careful, you will have an accident.………

3. Hurry up or we will miss the last bus.

=> If ……we don't hurry up, we will miss the last bus.…..……….

4. If the weather isn’t beautiful, we will stay at home.

=> Unless …the weather is beautiful, we will stay at home.……

5. If we don’t start now, we won’t get on time.

=> Unless …we start now, we won’t get on time.…..………

6. If Lan doesn’t get up early, she will miss the train.

=> Unless ……Lan gets up early, she will miss the train.………..

7. If Ba doesn’t study harder, he will fail his next exam.

 => Unless ……Ba studied harder, he will fail his next exam.…

8. If you don’t promise to return back, I won't lend you.

=> Unless ....you promise to return back, I won't lend you.......

Study hard or you will fail the exam.

=> If you study hard, you won't fail the exam.

You burn the garbage and the air will be polluted.

=> If you burn the garbage, the air will be polluted.

1. Recycle and we’ll save natural resources.

=>If ........................ we recycle, we'll save natural resources..........................................

2. Be careful or you will fall over the rocks. =>If..................... you don't be ceraful, you will fall over the rocks.............................................

3. Working too much can make you feel tired. =>If............... you workd too much, you will feel tired.................................................

4. Don’t be careless or you’ll break the vase.

=> If.................... you are careless, you’ll break the vase.............................................

5. He can do a part to save the environment by buying recycled products.

=> If............................  he buys recycled products,He can do a part to save the environment...............................................

6. Putting garbage into the bins is one answer to minimize pollution. =>If....................... you put garbage into the bins,it will minimize pollution................................................................

7. Flowers won’t bloom if there isn’t enough water

=>Unless flowers ......................... have enough water, they will not bloom...............................................
=>Unless you ........................ do succeed, you will not have to try it again.....................................

9. She types with care .

=>She is .....................a careful typist................................................
=>She is a ........................ is a good teacher. ....................................

11. He isn’t good at speaking English.

=>He doesn’t ........................speak E well....................................

12. She is an excellent ballet dancer.

=>She ....................dances ballet excellently..........................................................
=> They are ...........................skillful at playing soccer...................................................
=> She is _________too old to work hard__________________________
=>Because of__________the boring story, I am sleeping now_________________________
=>Because of __________the rain, I can’t go out  _________________________
=>I was __________punished by the teacher because I forgot to do the exercises _________________________
The weather __________was cold, sothey had to cancel their picnic._________________________
=>Because of ___________being given a bike, Laura was very happy________________________
=>Because __________  the silk dress cost too much, we didn't buy it_________________________

21. They passed their TOEFL exam because they studied hard.

=>Because of___________ their hard work, they passed their TOEFL exam______________________________

1. Recycle and we’ll save natural resources.

=>If we recycle, we'll save natural resources.

2. Be careful or you will fall over the rocks.

=>If you aren't careful, you will fall over the rocks.

3. Working too much can make you feel tired.

=>If you work too much, you can feel tired.
4. Don’t be careless or you’ll break the vase.

=> If you are careless, you’ll break the vase.

5. He can do a part to save the environment by buying recycled products.

=> If he buy recycled products, he can do a part to save the environment.

6. Putting garbage into the bins is one answer to minimize pollution.

=>If you put garbage into the bins, you will minimize pollution.

7. Flowers won’t bloom if there isn’t enough water

=>Unless flowers are enough water, there won't bloom.

8. If you don’t succeed, you will have to try it again.

=>Unless you succeed, you will have to try it again.

9. She types with care .

=>She is a carefull typer.

10. She teaches English very well.

=>She is a good English teacher.

11. He isn’t good at speaking English.

=>He doesn’t speak English well.

12. She is an excellent ballet dancer.

=>She dances ballet excellently.

13. That boys play soccer skillfully.

=> They are skillful soccer players.

14. She can’t work hard because she is too old.

=> She is so old that she can't work hard.

15. The story is boring, so I am sleeping now.

=>Because of the boring story, I am sleeping now.

16. I can’t go out because it’s raining.

=>Because of the rain, I can't go out.

17. I forgot to do the exercises, that’s why the teacher punished me.

=>I was punished by the teacher because I forgot to do the exercise.

18. Because the weather was cold, they had to cancel their picnic.

The weather was cold so they had to cancel their picnic.

19. Laura was very happy because she was given a bike.

=>Because of being given a bike, Laura was very happy.

20. The silk dress cost too much, so we didn’t buy it.

=>Because the silk dress cost too much, we didn’t buy it.
21. They passed their TOEFL exam because they studied hard.

=>Because of studying hard, they passed their TOEFL exam.

Đổi câu sang if clauses (mệnh đề điều kiện)

1. He wants to pass the exam, so he works hard every day.

->If........................he works hard every day he can pass the exam..................................

2. They may not go swimming because it will be cold tomorrow

->If ........................it is cold tomorrow, they won't go swimming............................

3. We will have a party this weekend. We will invite some of our close friends.

-> If.......................we have a party this weekend, we will invite some of our close friends...............................

4. I will buy some tickets, and I will take the children to the movies.

->If..........................I buy some tickets, i will take the children to the movies...............................

5. Hurry up or you will be late for school.

-> If.........................you don't hurry up, you will be late for school.............................

6. Get up early or you will go to school late.

->If..........................you don't get up early, you will go to school late............................

7. Don't play in the rain or you will have a cold.

->If.............................you play in the rain, you will have a cold........................

8. Don't make noise or you'll wake the baby up.

->If..........................you make noise, you'll wake the baby up.........................

9. Be carefull or you'll break the glasses.

->If........................you aren't careful, you will brak the glasses.............................

10. Put garbage into the garbage bin or you will make the classroom dirty.

->If........................you don't put the garbage into the garbage bin, you will make the classroom dirty.............................

Đổi câu sang if clauses (mệnh đề điều kiện)

1. He wants to pass the exam, so he works hard every day.

->If.......he wants to pass the exam , he works hard every day..

2. They may not go swimming because it will be cold tomorrow

->If ...it weren't cold tomorrow , they might go swimming........

3. We will have a party this weekend. We will invite some of our close friends.

-> If. we have a party this weekend , we will invite some of our close friends

4. I will buy some tickets, and I will take the children to the movies.

->If......buy some tickets , I will take take the children to the movies

5. Hurry up or you will be late for school.

-> If......you don't hurry up , you will be late for school......

6. Get up early or you will go to school late.

->If....you get up early , you won't go to school late............

7. Don't play in the rain or you will have a cold.

->If...you play in the rain , you will have a cold......

8. Don't make noise or you'll wake the baby up.

->If......you make noise m you will wake the baby up......

9. Be carefull or you'll break the glasses.

->If........you are careful , you won't break the glasses...........

10. Put garbage into the garbage bin or you will make the classroom dirty.

->If........you don't put garbage into the garbage bin , you you will make the classroom dirty......

1. With her hard work, she can get the best scores.  

➔ If she works hard,  she will get the best scores.  

2. Don’t be lazy or you will fail in the written exam.  

➔ If you are lazy, you will fail in the written exam.  

3. Drive on the left and you will be fined.  

➔ If  you drive on the left, you will be fined

4. Don’t throw trash into the water or you will be heavily fined. 

➔ If  you throw trash into water, you will be heavily fined. 

5. Study harder and you will have good results.  

➔ If  you study harder, you will have good results.  

6. Don’t throw garbage in the street or you will be fined.  

➔ If  you throw garbage in the street, you will be fined. 

7. Protect the environment or we will destroy our lives.  

➔ If  we don't protect the environment, we will destroy our lives.  

8. In the nice weather, we will go to Dalat for our holiday.  

➔ If  the weather is nice, we will go to Dalat for our holiday.  

9. ‘ What aspect of learning English do you find most difficult?’ said the examiner. 

➔ The examiner asked what aspect of learning English I found most difficult

10. ‘ What is your favorite subject?’ said the examiner to Emma. 

➔ The examiner asked Emma what her favorite subject was

l,1. If the river is polluted, fish will die

2. We should try to recycle rubbish

3. Don't throw the plas bags, because you can reuse them

4. You should use reusable bags when you go shopping

5. If people recycle more, there will be less pollution

II. Write conditional sentences from these statements.

1. We will plant more trees. The air will be fresher.

If......................................We plant more trees, The air will be fresher..............................................................

2. We will use fewer cars. We will reduce pollution.

If.............We use fewer cars,we will reduce pollution.........................................................................................

3. We will cycle to school every day. We will keep fitter.

If.............We will cycle to school every day,we will keep fitter........................................................................

4. We will use recycled products. We will save money.

If.............. We will use recycled products,we will save money.....................................

5. The boy eats so many green apples. He will be ill.

If..................The boy eats so many green apples,he will be ill...........................

6. We will use reusable bags for shopping. We will reduce waste.

If.................We will use reusable bags for shopping,we will reduce waste..............................................

7. She doesn't hurry. She is late for school.

If.............She doesn't hurry,she will be late for school................................................................................................