Câu điều kiện loại 1
Cấu trúc: If + S + V (present simple), S + will + V
Chú ý: Có thể đảo ngược thứ tự để mệnh đề “if” đứng sau mệnh đề chính, không cần dấu phẩy.
(Ví dụ: I will tell mom what you did if you talk like that.)
Bài 1. Điền từ thích hợp vào chỗ trống
1. If I ________(go) out tonight, Anna ____________(stay) at home with my mom.
2. If we ________(stay) up late, we _____________(be) exhausted tomorrow morning.
3. If I ___________(not meet) him at 7AM, I __________(phone) him immediately.
4. If Mary _________(come), my mom __________(be) extremely happy.
5. If you ____________(continue) staying here, you __________(be) late for school.
6. If we __________(go) on holiday this winter, we __________(visit) Osaka.
7. If it ________(rain) too much, my dad __________(stay) at home.
8. If the child ______(eat) all the candies, she ___________(feel) sick.
9. If my parents ________(want) to go out, I ___________(not cook) for dinner.
10. The coffee ________(taste) so bitter unless you __________(add) the milk.
11. The team ____________(not win) the match unless John ____________(play) with them.
12. If the weather ________(be) nice tomorrow, our family ____________(have) a picnic.
13. She _________(be) delighted if her brother_________(get) married.
14. If it _________(rain), they ___________(cancel) the football match.
15. If she ________(get) a promotion, she____________(buy) a big house.
16. If Jack ________(be) late, we ___________(go) without him.
17. If you ________(ask) more nicely, I ________(buy) you a snack.
18. I ___________(come) to the party early if I __________(not have) anything else to do.
19. Sam ___________(buy) a new TV if he __________(have) enough money.
20. Unless you __________(come) with me, I __________(not go) to Sara's birthday party.
21. If Linh ________(forget) doing homework, she __________(get) a low mark.
22. If we ______(recycle) more, the environment __________(be) better.
23. Unless that dress _________(be) so expensive, I __________(buy) it.
24. Unless we __________(wear) coats, we ___________(feel) cold.
25. If Helen __________(earn) more money, she __________(fly) to Canada.
26. If we __________(travel) to Tokyo, we __________(visit) the art galleries.
27. If you __________ wear sandals when climbing, you __________(slip) on the rocks.
28. If Rita _________(finish) her homework, the teacher __________(give) her a high mark.
29. If you __________(wait) a minute, I ____________(ask) my parents to go out.
Bài 2. Khoanh tròn đáp án đúng
1. If the weather is fine, they (goes/ will go) camping tomorrow.
2. My parents will give me a gift if I (will pass/ pass) the final exam.
3. If you are polite to others, they (will be/ are nice to you).
4. Unless John (studies/ will study) hard, he will fail the exam.
5. My parents won't allow me to go out if I (don't finish/ won't finish) my homework.
6. If the cable TV (doesn't/ won't) work, we will rent a DVD.
7. If you don't want to stay at home, you (go/ can go) with me to the supermarket.
8. If you (will be/ are) a good listener, you will gain many friends.
9. Jack won't attend the meeting if he (won't/doesn't) want to.
10. You can't have this job unless you (have/will have) long working experience.
Bài 3: Viết lại những câu sau không đổi nghĩa với "unless" (=if......not)
1. If you don't cook dinner, you will be hungry tonight.
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2. I will feel bored if Lily and Aike don't come to the party with me.
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3. We won't invite them if they don't apologize.
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4. The baby will cry louder if his mom doesn't give him some toys.
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5. If Keiko doesn't promise to get home early, her father will get angry.
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6. If we don't prepare a map, we will be lost soon.
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7. If Mary doesn't save enough money, she won't buy that house.
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8. You can't get a handsome salary if you don't have an IELTS degree.
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9. If you don't eat less, you can't avoid weight gain.
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10. If he doesn't learn English, he can't transcript those English books.
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Bài 5. Viết lại câu với từ cho sẵn
If / we / not / go shopping / by 7 p.m. / the store / be / closed.
If we don't go shopping by 7 p.m, the store will be closed.
1. If Kaori / not be / ready / by 9 a.m. / her friend / go / without her.
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2. If / you / send / your brother / this gift/ it / come / to / him / tomorrow.
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3. If / it / rain / the match / be/ postponed.
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4. If / you / be / hungry / eat / cake / in / fridge.
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David / get / a / high-paying / job / if / he / do / well / in / interview.
David will get a high-paying job if he does well in the interview.
1. Alita / miss / the flight / if she / not / be / in a hurry.
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2. He / remember / the skills / better / if / he / practice / frequently.
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3. You / not be able to sleep / if / you play / this horror game.
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4. I / go / shopping / with / Jim / if / I / have / free time.
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Câu điều kiện loại 2
Cấu trúc: If + S + V-ed/cột 2, S + would/ could/ might (not) + V-inf + O
Chú ý: Đối với động từ “tobe” trong mệnh đề “if”, chúng ta sẽ “to be” -> “were” đối với tất cả mọi chủ ngữ.
Bài 1: Điền dạng đúng của các câu điều kiện loại 2
1. If I ________ (be) you, I ____________(buy) flowers to give her.
2. If my grandfather ________(be) younger, he _____________(travel) to Japan.
3. If you ________(agree) to tag along with me, I ___________(not be) upset.
4. If Sarah ________(earn) enough money, she _____________(pay) off all of the debts.
5. He ________(be) extremely happy if his girlfriend _____________(accept) his proposal.
6. _____________ (you/buy) a house if you _____________(live) in Vietnam?
7. If Tung and Long ________(be) older, they _____________(play) in our football team.
8. If Jackson ______(be) my friend, I _____________(invite) him to my birthday party.
9. If Nam ______(get) more pocket money, he ___________(ask) Hong out for dinner.
10. If they ______(win) the lottery, they ____________(fly) to Osaka.
11. If I ________(meet) Black Pink, I ____________(ask) for their autograph.
12. Johnson ________(not feel) lonely all the time if he ____________(live) with others.
13. My dad ____________(be) healthier if he ____________(not smoke).
14. It ___________(be) great if she ____________(trust) me.
15. If I ___________(not speak) Chinese, ___________________(you/understand) me?
16. If we __________(win) the prize, we _____________(travel) to visit Eiffel Tower.
17. If my father ________(have) a high-paying job, my family ___________(be) better a lot.
18. You ____________(have) a good job promotion if you __________(get) an IELTS degree.

19. Her family ___________(be) on holiday if the weather ____________(not be) too cold.
20. If I __________(be) you, I ___________(take) a course at that language center.
21. If your sister __________(water) her plants regularly, they ___________(not die) so easily.
22. If my brother _________(get) up early, he ___________(not get) stuck in traffic jams.
23. Karik __________(not have) dark circles under his eyes if he _______(go) to bed at 10 p.m every day.
24. We ___________(not be) late again if we _____________(not travel) by bus.
25. If you __________(eat) more, you ___________(gain) the weight.
26. If I _________(be) you, I ___________(meet) him at a coffee shop.
27. They ____________(see) each other often if they _________(live) closer.
28. If it __________(not rain), Jimmy ___________(go) to work on time.
29. If I ________(be) more careful, I ____________(not make) that stupid mistake.
30. My parents ___________(feel) less stressed if they _________(know) how to balance life and work.
Bài 2: Chọn đáp án đúng trong mỗi câu sau
1. I ______(visit) Philip's friend if I ______(have) her address.
A. visited – had
B. would visit – had
C. would visit – have
2. If Sany ______(have) free time, he ______(come) to Linda's party.
A. had – would come
B. had – will come
C. had – came
3. They ______(save) more money if they ______(not buy) those goods.
A. would save – didn't buy
B. would save – don't buy
C. saved – don't buy
4. If they ______(decide) to stay here, they ______(spend) more time for each other.
A. decided – spent
B. decided – will spend
C. decided – would spend
5. If we ______(talk) about this topic, Ahn ______(be) very happy.
A. talked – will be
B. talked – would be
C. talked – was
6. If I were you, I ______(not drink) red wine.
A. wouldn't drink
B. won't drink
C. didn't drink
7. If Lanny ______(live) in Vietnam, she ______(speak) Vietnamese fluently.
A. lived – could speak
B. lived – spoke
C. lived – will speak
8. They ______(get) the trophy if they ______(win) the match.
A. got – won
B. will get – won
C. would get – won
9. If Lam ______(shave) his head, her parents ______(be) mad.
A. shaved – would be
B. shaved – will be
C. shaved – were
10. If I ______(catch) that bus, I ______(go) to school on time.
A. caught – went
B. caught – will go
C. caught – would go
11. What ______(Chi/do) if she ______(fail) the entrance exam?
A. did Chi do – failed
B. will Chi do – failed

C. would Chi do – failed
12. If you ______(do) exercise regularly, you ______(not get) ill.
A. did – won't get
B. did – wouldn't get
C. did – don't get
13. Where ______(you/choose) if you ______(travel) around the world?
A. would you choose – traveled
B. do you choose – traveled
C. will you choose – traveled
14. If they ______(live) in America for 2 years, their English ______(improve).
A. lived – will improve
B. lived – would improve
C. lived – improved
15. If David ______(act) more friendlily, more people ______(like) to talk to him.
A. acted – liked
B. acted – will like
C. acted – would like
16. 1. If I (have) ____ a lot of money, I (buy) ____ a yacht.
A. had – buy
B. had – would buy
C. had – had bought
17. If I (be) ____ a baby, I (cry) ____ all of the time.
A. were – would cry
B. was – would cry
C. was – cry
18. If she (eat) ____ lots of chocolate, she (have) ____ bad teeth.
A. eat – has
B. ate – would have
C. eat – had had
19. If I (not have) ____ a pencil, I (borrow) ____ one.
A. don't have – would borrow
B. didn't have – would borrow
C. hadn't had – will borrow
20. If he (not have to) ____ go to school, he (watch) ____ television all day.
A. didn't have to – would watch
B. didn't have to – watch
C. doesn't have to – would watch
21. If she (have) ____ good grades, she (be) ____ happy.
A. had – will be
B. have – would be
C. had – would be
22. My boss (be) ____ very pleased if I (finish) ____ the job.
A. would be – has finished
B. would be – finishs
C. would be – finished
23. I (not go) ____ to school if I (have) ____ a bad cold.
A. wouldn't go – has had
B. wouldn't go – had
C. wouldn't go – have
24. If she (earn) ____ some money, she (buy) ____ a new dress.
A. earned – would buy
B. has earned – would buy
C. earn – would buy
25. If I (invite) ____ fifty friends to my birthday party, my parents (be) ____ mad.
A. invite – would be
B. has invited – would be
C. invited – would be

26. 1. If we (have) ____ a yacht, we (sail) ____ the seven seas.
A. had – would sail
B. had – sails
C. has had – would sail
27. If he (have) ____ more time, he (learn) ____ karate.
A. had – learn
B. had – would learn
C. has had – would learn
28. If they (tell) ____ their father, he (be) ____ very angry.
A. tells – be
B. told – would be
C. tell – had been
29. She (spend) ____ a year in the USA if it (be) ____ easier to get a green card.
A. spend – will be
B. spent – would have been
C. would spend – were
30. If I (live) ____ on a lonely island, I (run) ____ around naked all day.
A. lived – would run
B. live – would run
C. lived – would have run
31. We (help) ____ you if we (know) ____ how.
A. would help – knew
B. would help – has knew
C. help – has knew
32. My brother (buy) ____ a sports car if he (have) ____ the money.
A. buy – has
B. would buy – had
C. bought – had had
33. If I (feel) ____ better, I (go) ____ to the cinema with you.
A. felt – would go
B. has felt – would go
C. felt – would have gone
34. If you (go) ____ by bike more often, you _______ (not be) so flabby.
A. went – wouldn't be
B. go – wouldn't be
C. has gone – wouldn't be
35. She (not/talk) ____ to you if she (be) ____ mad at you.
A. didn't talk – would be
B. has talked – would be
C. doesn't talk – would be
Bài 3: Tìm và sửa lỗi sai trong các câu sau.
1. Loren won't be lost if he bought a city map.
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2. If Sam talks about her problems, she would feel much better.
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3. If they borrowed books from libraries early, they will save more money.
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4. If I are you, I would go to the party with Jean.
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5. If I met BTS, I will take a picture with them.
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6. I will feel delighted if I went out with you.
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7. If I has won the lottery, I would be a millionaire.
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8. If I was rich, I would quit my job.
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9. I would travel around the world if I will quit my job.
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10. I buy anything I want if I got that jackpot.
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11. I would have bought the most expensive car if I wanted.
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12. Were you take that music class, you could play the piano.
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13. Where has you chosen if you traveled around the world?
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14. If I lived in America for 2 years, my English had improved.
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15. She won't talk to you if she were mad at you.
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16. You would become ill if you has forgot your jacket.
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Bài 4: Viết lại câu
My boss doesn't let me take a rest. I feel exhausted now.
If my boss let me take a rest, I wouldn't feel exhausted now.
1. I'm not going to buy this car for you because it wastes too much money.
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2. The weather is not good today. We can't go out for a walk.
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3. They don't tell her the truth. She is very upset now.
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4. I don't know Ronald's address so I can't send him the party invitation.
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5. I'm not going to buy that car because it's too expensive.
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6. She doesn't go out very often because she can't walk without help.
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7. He is weak but he doesn't play sports.
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8. We can't go out for dinner because it's raining.
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9. I can't see you this Monday because I have to work.
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