LEARN THIS! The third conditional

a We form the third conditional with if + past perfect, would have + past participle.

If I had seen her, I would have offered her a lift.

b We use the third conditional to talk about imaginary situations and to say how things could have been different in the past.

If you hadn't gone by taxi, you ¹ wouldn’t have arrived (not arrive) on time.

c We often use it to express regret or criticism.

If you ² had left (leave) earlier, you ³ wouldn’t have been (not be) late!

1 If I don't phone my parents, they will be upset.

(Nếu tôi không gọi điện thoại cho bố mẹ tôi, họ sẽ buồn.)

2 If I tell you a secret, will you promise not to tell anybody?

(Nếu tôi nói cho bạn biết một bí mật, bạn sẽ hứa không nói với ai chứ?)

3 We will have a barbecue tomorrow if it doesn't rain.

(Chúng tôi sẽ tổ chức tiệc nướng vào ngày mai nếu trời không mưa.)

4 My mum won't buy me a new phone if I lose this one.

(Mẹ tôi sẽ không mua cho tôi một chiếc điện thoại mới nếu tôi làm mất cái này.)

5 What will you do if you feel unwell tomorrow morning?

(Bạn sẽ làm gì nếu cảm thấy không khỏe vào sáng mai?)

6 If you give me your number, I will be able to text you.

(Nếu bạn cho tôi số của bạn, tôi sẽ có thể nhắn tin cho bạn.)

7 Joe will make Sally very happy if he sends her some chocolates.

(Joe sẽ làm cho Sally rất hạnh phúc nếu anh ấy gửi cho cô ấy một ít sô cô la.)

8 If you don't shout at me, I won't get angry.

(Nếu bạn không hét vào mặt tôi, tôi sẽ không nổi giận.)

1. If I (have )_________have______enough money, I will go with you.

2. If I (have) ______had_________enough money, I would go with you.

3. If I (have) _________had had______enough money, I would have gone with you.

4. If the weather (be)__ is _________ nice tomorrow, we (go)_____will go________to the zoo.

5. If the weather (be)___were________ nice today, we (go)________would go_________to the zoo.

6. If the weather (be)_______had been____ nice yesterday, we (go)________would have gone_____________to the zoo.

7. If Sally (be)_____is________ at home tomorrow, I (visit)________will visit________ her.

8. Jim isn’t at home right now. If he (be)____were____at home right now, I (visit)_would visit___________ him.

9. Linda wasn’t at home yesterday. If she (be)___had been_____at home yesterday, I (visit) ___would have visited_______ __________ her.

10. If I see her, I (give)______will give________her a lift.

11. If I had a typewriter, I (type)______would type__________it myself.

12. If I had known you were in hospital, I (visit)_____would have visited_________________ you.

13. Sally (always/ answer)______always answers / will always answer_________ the phone if she is in the office.

14. You could make better progress if you (attend)_____attended_________ class regularly.

15. I don’t have much money, but if I (be)__were_______rich, I (travel)___would travel________________ round the world. First I (go)______would go________to Canada, then I (go)________would go__________to New York.

16. If he (work)_____worked______harder, he (have)_____would have__________more money. But he’s too lazy to work hard.

17. I (go)__________would go______________to work if I (feel)_____felt_______better, but I felt terrible.

18. If I (can)____could_______speak perfect English, I (not be)___________would not be_____in this classroom.

19. ‘What would you (do)______do__________if a stranger (give) ____gave__________you $1 million?

20. I wasn’t at home yesterday. If I (be)______had been_______home, I (meet)______would have met_______Peter.

21.If you (have) _______have_____time next Sunday, go to the zoo with me.

22. If you (smoke)______smoke_______, you (damage)_____will damage____________your lungs. So you shouldn’t start smoking.

23. If you (go)__go_____to bed early tonight, you (feel)_____will feel________ better tomorrow morning.

24. We (go)_______would have gone________to bed early last night if we (finish)__had finished__________ our work early.

25.If the music (not stop) _____doesn't stop____________immediately, I (go)_____will go_________to the police.

26. If I (be)_____were______you, I (talk)__________will talk________to the manager.

27. I have to work seven days a week! If I (have)____had___ a day off, I (go)__would go________shopping.

28. If I (take)_____took______ the job, I (need)_____would need_______ a car. I don’t have a car and I can’t afford one right now.

29. She (go)_________would have gone__________to the movies if it (not rain)_____had not rained_____________last night.

II. Circle the correct word or phrase

1. This time in six months I’ll be at university unless I decide to take a year off first.

2. We’d better leave early tomorrow  in case there’s a lot of traffic when we get to Doncaster.

3. You can watch the film as long as you promise to go straight to bed when it finishes.

4. Let’s go to Mirabella’s tonight if you haven’t been there before.

5. So long as I’ve still got my health, I don’t mind how poor I am.

6. You’d better take a sweater with you now in case it gets cold tonight.

7. Do what you like provided you don’t make any noise.

8. I’m not going to worry  as long as she hasn’t called by midnight.

III. Write the sentences with IF

1. Rachel might fail her driving test. But she can take it again.

If Rachel __fail her driving test, she can take it again_____________________________________________________

2. David has many accidents because he is so careless.

___If David were not careless, he would not have many accidents____________________________________________________________

3. I don’t have a dictionary. I can’t look up new words.

____If I had a dictionary, I could look up new words___________________________________________________________

4. Nick can’t find the way home because he doesn’t have a map.

_______If Nick had a map, he could find the way home________________________________________________________

5. He didn’t have time. So he didn’t watch the programme.

________If he had had time, he would have watched the programme_______________________________________________________

6. He lost his car. That’s why he had to walk to work last week.

________If he had not lost his car, he wouldn't have had to walk to work last week_______________________________________________________

7. Emma may miss the train. But she can get the next one.

_________If Emma miss the train, she can get the next one______________________________________________________

8. Is Matthew going to enter the race? He’ll probably win it.

________If Matthew enters the race, he'll probably win It. _______________________________________________________

9. Keep quiet or you’ll wake the baby up.

___________If you don't keep quiet, you'll wake the baby up____________________________________________________

10. Mary doesn’t see the sight. She can’t tell you about that.

_________________If Mary saw the sight, she could tell you about that______________________________________________

IV. Rewrite the sentences using inversion, as in the example

1. If he had known about the meeting, he would have come.

Had he known about the meeting, he would have come.

2. If the plane leaves on time, I’ll arrive in Paris at noon.

Should......the plane leave on time, I'll... noon..............................................................................................

3. If you had left earlier, you wouldn’t have missed the bus.

Had.........you left earlier, you wouldn't have ...... the bus................................................................................

4. If I were you, I wouldn’t tell anyone about it.

Were ...I you, I wouldn't.......it................................................................................................

5. If you see Paul, tell him I want to see him.

.....Should you see Paul, tell him.....see him......................................................................................................

6. If he had studied harder, he would have passed the test.

.............Had he studied harder, he would ........... the test............................................................................................

7. If you drink too much coffee, you won’t be able to sleep.

........Should you drink too much coffee, you......sleep.....................................................................................................

8. If the government raised interest rates, there would be no economic depression.

....Were the government to raise interest rates, there ... depression.

V. Find and correct one mistake in each sentence

1.    I found it very bored => boring to listen to his lectures.

2.    He felt excited for => about the football match on TV last night.

3.    Dreams are commonly made up of either visual and => or verbal image.

4.    In the early days of their development, cars used a great numbers => number of fuel.

5.    Many bridges in New England were covered with wooden roofs to protect it => them from snow.

6.    Salt was once too scare => scarce and precious that it was used as money.

7.    Millions of people live day by day for => with little or even no money.

8.    The most important thing is that the government should have a suitable policy finding => to find more jobs for the people.

9.    The bad news made Sarah crying => cry bitterly.

10.  Would you like to pay by cheque or by => in cash?

11.  If I were you, I wouldn’t recommend to take => taking the car.

12.  He hardly knows nothing => anything about it.

13.  This is the first time she came => has came to Vietnam as a tourist.

1 If I had driven (drive) faster, we would have arrived (arrive) before six.

(Nếu tôi đã lái xe nhanh hơn, chúng tôi sẽ đến trước sáu giờ.)

2 If Mary had got (get) to the cinema earlier, she would have seen (see) the start of the film.

(Nếu Mary đến rạp chiếu phim sớm hơn thì cô ấy đã xem được đoạn đầu của bộ phim.)

3 You would have known (know) what to do if you had listened (listen) to the instructions.

(Bạn sẽ biết phải làm gì nếu bạn đã nghe hướng dẫn.)

4 You would not have cut (not cut) yourself if you had not been (not be) so careless with the knife.

(Bạn sẽ không bị đứt tay nếu bạn không quá bất cẩn với con dao.)

5 If I had had (have) the time, I would have called (call) you.

(Nếu tôi đã có thời gian, tôi sẽ gọi cho bạn.)

6 I would not have got (not get) angry if you had not been (not be) so rude!

(Tôi sẽ không tức giận nếu bạn không thô lỗ như vậy!)

7 Do you think you would have passed (pass) your exams if you had worked (work) harder?

(Bạn có nghĩ rằng bạn sẽ vượt qua kỳ thi của bạn nếu bạn đã làm việc chăm chỉ hơn?)

2, don't learn

3, would offer 

4, drived 

5, wouldn't have 

6, will minimize 

7, wouldn't wait, are going 

8, wouldn't permit 

complete the conditional sentences ( type 3 = if + past perfect, would/could have + past participle)

1. if they (listen).had listened.. to me, we (be) .would have been.. home earlier

Inversion:...Had they listened to me we would have been home earlier................................

2. i (write) ..would have written. you a postcard if i (have) .had had.. your address

Inversion:.......Had I had your address, I would have written you a postcard............................

3. if i (not/break) ..hadn't broken. my leg, I (take part) .would have taken part.. in the contest

Inversion:.....Had I not broken my leg, I would have taken part in the contest..............................

4. if it (not/start) .hadn't started .. to rain, we (walk) .would have walked.. to the museum

Inversion:....Had it not started to rain, we would have walked to the museum...............................

 1, If I …………were……..(be)   you, I .............would start........(start) now.
2. If Charles ...............visited.........(visit) me, I ……………would lend……(lend)  him my tools.
3. If Charles ………had…………….( have) got a hammer, he ........would lend..................(lend) it me.
4. If Mary………worked……….(work) part-time in the shop , she ........would get..........(get) more pocket money.
5. If you ................came........(come), you ………would see…………( see ) her.
6. If we ………went…………( go)  to London, we ..............would see............(see) the Tower.
7. I .................told........(tell) her , if she ……………would ask ………..( ask) me.
8. If we ........ate..............(eat) too much, we …………would get………….(get)  fat.
9. If you ......got................(get) up early , you ……………would catch………..(catch) the bus
10. If I ………had……….(have ) some money ,  I ..............would buy.............(buy) a new car.

1. were - would start

2. visited - would lend

3. had - would lend

4. worked - would get

5. came - would see

6. went - would see

7. would tell - asked

8. ate - would get

9. got - would catch

10. had - would buy

cấu trúc câu đk loại 2: If S Ved, S would V₀

Bài tham khảo

A: If you'd felt ill this morning, what would you have done?

B: If I’d felt ill this morning, I would have stayed at home and rested.

A: If there hadn't been school last Friday, what would you have done?

B: If there hadn't been school last Friday, I would have gone to the beach.

A: If you’d felt hungry on the way home from school yesterday, what would you have eaten?

B: If I'd felt hungry on the way home from school yesterday, I would have bought a sandwich or a snack.

A: If I'd forgotten to do my homework at the weekend, what would have happened?

B: If you'd forgotten to do your homework at the weekend, you would have got a lower grade or failed the assignment.

A: If I hadn't studied English in primary school, what would I be doing now?

B: If you hadn't studied English in primary school, you might not have been able to understand or speak to me in English now.

A: If I'd been late for school this morning, what would I have missed?

B: If you'd been late for school this morning, you would have missed the first lesson or the school assembly.

Tạm dịch

A: Nếu bạn cảm thấy ốm sáng nay, bạn sẽ làm gì?

B: Nếu tôi cảm thấy ốm sáng nay, tôi sẽ ở nhà và nghỉ ngơi.

A: Nếu không có tiết học vào thứ Sáu tuần trước, bạn sẽ làm gì?

B: Nếu thứ sáu tuần trước không đi học thì tôi đã đi biển rồi.

A: Nếu bạn cảm thấy đói trên đường đi học về ngày hôm qua, bạn sẽ ăn gì?

B: Nếu tôi cảm thấy đói trên đường từ trường về nhà ngày hôm qua, tôi sẽ mua một chiếc bánh sandwich hoặc đồ ăn nhẹ.

A: Nếu tôi quên làm bài tập về nhà vào cuối tuần, điều gì sẽ xảy ra?

B: Nếu bạn quên làm bài tập về nhà vào cuối tuần, bạn sẽ bị điểm thấp hoặc trượt bài tập.

A: Nếu tôi không học tiếng Anh ở trường tiểu học, tôi sẽ làm gì bây giờ?

B: Nếu bạn không học tiếng Anh ở trường tiểu học, bạn có thể không hiểu hoặc nói chuyện với tôi bằng tiếng Anh bây giờ.

A: Nếu sáng nay tôi đi học muộn, tôi sẽ bỏ lỡ điều gì?

B: Nếu sáng nay bạn đi học muộn, bạn sẽ bỏ lỡ buổi học đầu tiên hoặc buổi tập trung của trường.