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1. Study hard or you will fail the exam.

a. If you didn't study hard, you wouldn't fail the exam

b. If you study harder, you won't pass the exam.

c. If you don't study hard, you will fail the exan.

d. If you studied hard, you will pass the exam.

2.'I'm going on the Internet now' Minh said.

a. Minh said he is going on the Internet now.

b. Minh said I am going on the Internet now.

c. Minh said us he was going in the Internet ther.

d. Minh told us he was going on the Internet then.

3. My daughter is looking forward to seeing her friends again.

a. My daughter is expecting to see her friends again.

b. My daughter feels bored because she is going to see hei friends.

c. My daughter doesn't want to see her friends again.

d. My daughter always like seeing her friends.

4. Why don't you use a password to protect your files? An said to me.

a. An advised me to usc a password to protect your files

b. An suggested me using a password to protect my files

c. An encouraged me to use a password to protect my files

d. An asked me why I didn't use a password to protect my files.

5. You haven't seen Mary today, have you?

a. You haven't seen Mary so far

b. Have you ever met Mary before?

c. Have you seen Mary today by any chance?

d. Are you going to see Mary today?

1. If you aren't good, your parents will be very unhappy

2. If you don't do it carefully, you'll feel sorry afterwards

3. If you study hard, you will pass the exam

4. If you aren't careful, you'll cut yourself with that knife

5. If you save some money, you will able to buy that house

6. If you ask him first, he will offer to help

7. If you aren't calm, you'll make a wrong decision

8. If you sing well, everyone will clap their hands

Rewrite the sentences

1. 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.

2. I will get a work permit. I will stay for another month.

=> If I get a work permit,I will stay for another month.

3. Study hard or you won't pass the exam.

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

4. Don't be impatient or you will make mistakes.

=> If you don't be impatient, you will not make mistakes.

Rewrite the sentences

1. 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.

2. I will get a work permit. I will stay for another month.

=> If I get a work permit,I will stay for another month.

3. Study hard or you won't pass the exam.

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

4. Don't be impatient or you will make mistakes.

=> If you don't be impatient, you will not make mistakes.

1study hard and you will pass the exam

if you study hard, you will pass the exam

2. be careful or you'll cut yourself with that knife.

if you are not careful, you'll cut yourself with that knife.

3. save some money or you won't able to bvuy the house

if you don't save some money, you won't able to buy the house

4. ask him first and he will offter to help

if you ask him first, he will offter to help

5. be calm or you'll make a wrong decision

if you aren't calm, you'll make a wrong decision

6. you sing well and everyone will clap their hands

if you sing well, everyone will clap their hands

1study hard and you will pass the exam

if....you don't study hard, you won't pass the exam

2. be careful or you'll cut yourself with that knife.

if....you aren't careful, you will cut yourself with that knife........

3. save some money or you won't able to bvuy the house

if.....you don't save some money , you won't be able to buy that house.....

4. ask him first and he will offter to help

if.....you ask him first, he will offer to help........

5. be calm or you'll make a wrong decision

if.....you aren't clam, you'll make a wrong decision.......

6. you sing well and everyone will clap their hands

if.....you sing well, everyone will clap their hands..........

 Rewrite the following sentences using the words given

1. Eat better food, and you won’t get sick.

      F If you ____eat _better food, you won't get sick______________________________________________________________

2. Save energy, and you will save some money.

      F If you ___save the energy, you will save some money________________________________________________________________

3. Protect the earth or we will have no place to live.

      F If we ____protect the earth, we will have place to live_______________________________________________________________

4. Unless you study it, you won’t understand it.

      F If you ____don't study it, you won't understand it_______________________________________________________________

5. If you don’t study harder, you won’t pass the exams.

      F Unless you ____study harder, you won't pass the exams___________________________________________________________

6. Don’t pollute the air, or we will have breathing problems.

      F If we _____pollute the air, we will have breathing problems______________________________________________________________

7. Keep the water clean, or the fish in this lake will die.

      F If you _____keep the water clean, the fish in this lake won't die______________________________________________________________

8. Remember to turn off all the lights here, or you will waste lots of electricity.

      F If you ___remember to turn off all the lights here, you won't waste lots of electricity________________________________________________________________

9. Be patient, or you won’t pass the examination.

      F  If you ____don't be patient, you won't pass the examination______________________________________________________________

10. Plant more trees, or the air will be more polluted. 

      F If we ____plant more trees, the air won't be more polluted_______________________________________________________________

11. Water these trees or they will die.

      F  If you ___don't water these trees, they will die_______________________________________________________________

12. Leave now or we will miss the plane.

      F If we ____leave now, we won't miss the plane_______________________________________________________________

13. Be careful or you may fall.

      F If you ___don't be careful, you may fall________________________________________________________________

14. Plant more trees and we will have fresh air.

      F If we ___plant more trees, we will have fresh air________________________________________________________________

15. Use reusable bags and we’ll help the environment.

      F If we ____use reusable bags, we will help the environment_______________________________________________________________

1.I won't enjoy the film if you aren't with me.

Unless...you are with me, I won't enjoy the film..........

2. You must leave home early or you will miss the flight 

If you....don't leave home early, you will miss the flight .......

3.Joihn will pass the driving exam if he isn't nervous

Unless John is nervous, he  will pass the driving exam

1. Does it take most of Nam's free time to play computer games? (S spend time Ving = It takes S time to V)

2. If you work hard, you won't fail the exam (câu đk loại 1: If S V, S will V)

3. No matter how long you use, it won't wear out (No matter how adj S + V: Dù có như thế nào..)

make conditional sentences (type 1 or 2)from the clues

1. 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

2. if/ there/ be/ no/ war/, people/ live/ more/ happy

- if there is no war, people will live more happily

3. More/ tourist/ come/ here/ if/ beach/ be/ cleaner

- More tourists come here, if the be is cleaner

4. Study hard or you won't pass the exam

if you study hard, you will pass the exam

1, If you don't study hard, you will fail the exam

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

2, If you don't work hard, you will fail the examination

=> If you work hard, you won't fail the examination

3, If you don't water flowers, they will die

=> If you water flowers, they won't die

4, If we don't keep the environment clean, we won't have an ideal place to live 

=> If we keep the environment clean, we will have an ideal place to live

5, If you get up early, you won't be late for school

=> If you don't get up early, you will be late for school

1. Study hard or you will fail the exam.

→ If you don't study hard, you will fail the exam.

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

2. Work hard or you won’t pass your examination.

→ If you don't work hard, you won't pass your examination.

→ If you work hard, you will pass your examination.

3. Water flowers or they will die.

→ If you don't water flowers, they will die

→ If you water flowers, they won't die.

4. Keep the environment clean or we won’t have an ideal place to live.

→ If we don't keep the environment clean, we won't have an ideal place to live

→ If we keep the environment clean, we will have an ideal place to live.

5. Get up early or you’ll be late for school.

→ If you don't get up early, you will be late for school.

→ If you get up early, you won't be late for school.

* Nhìn chung thì đây là những câu điều kiện loại 1 cơ bản. Mình cho khẳng định và phủ định làm thành 2 dạng câu.

* Cấu trúc:

- Câu điều kiện loại 1: If + Present simple, S + will/can + V (bare)

- Câu điều kiện loại 2: If + Past simple, S + would/could + V (bare)

- Câu điều kiện loại 3: If + Past perfect, S + would have + VPII