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Conditional Sentences. “ If grandma had wheels she’d be a bicycle.”. Conditional sentences. Conditional Sentences are also known as Conditional Clauses or If Clauses .

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Conditional sentences

Conditional Sentences

“If grandma had wheels she’d be a bicycle.”

Conditional sentences1
Conditional sentences

  • Conditional Sentences are also known as Conditional Clauses or If Clauses.

  • They are used to express that the action in the main clause(without if) can only take place if a certain condition (in the clause with if) is fulfilled.

Conditional sentences2
Conditional Sentences

  • There are two kinds of conditional sentences: real and unreal.

    • Real Conditional describes real-life situations.

    • Unreal Conditional describes unreal, imaginary situations.

  • However there are three types of Conditional Sentences.

What do these sentences tell us about reality
What do these sentences tell us about reality?

  • If you work hard, you’ll succeed.

  • If you worked hard, you would succeed.

  • If you had worked hard, you would have succeeded.

1st conditional

1st Conditional

A touch of reality…

If-clauseMain clause

Present simple will

If I see him, I will givehim the book.

If I don’t see him, I will phonehim in the evening.

The order of the clauses can be reversed. In this case DO NOT use a comma.

I will phone him in the evening if I don’t see him.

Use of conditional type 1
Use of Conditional type 1

  • Conditional Sentences Type I refer to the future.

  • An action in the future will only happen if a certain condition is fulfilled by that time.

  • We don't know for sure whether the condition actually will be fulfilled or not, but the conditions seems rather realistic – so we think it is likely to happen

Finish the following sentences
Finish the following sentences…

  • If I go away on holiday this year…

  • If I lose all my money…

  • If we get too much homework…

  • If my friend gets into trouble..

  • If we finish early today…

  • I’ll eat my hat if…

  • This school will have to close if…

  • We will all be very happy if…

  • I will be rather disappointed if…

  • Will you help me if…


  • Unless = If … not

  • If you don’t run, you’ll miss the bus.

  • Unless you run, you’ll miss the bus.

2nd conditional

2nd Conditional

There’s still hope…

If-clauseMain clause

Past simplewould

If I won the lottery, I would buya house.

If I had a car, I wouldn’t walkto school.

The order of the clauses can be reversed. In this case DO NOT use a comma.

I would read more if I didn’t watch so much TV.

Use of conditional type 2
Use of Conditional type 2

  • Conditional Type 2 is an unreal conditional.

  • The Unreal Conditional is used to talk about improbable conditions or impossible situations.

Please take a look at the example carefully

Conditional sentence

True Fact 1

True Fact 2

If John had money, he would buy a Ferrari.

John doesn’t have money, He will not buy a Ferrari

John buys an ordinary car.

Please take a look at the example carefully…

Please take a look at the example carefully1

Conditional sentence

True Fact 1

True Fact 2

If I found her address, I would send her an invitation.

I don’t find her address, I will not send her an invitation

It’s difficult to find her address

Please take a look at the example carefully…

Were instead of was
Were instead of was

  • In Conditional Sentence Type II, we usually use ‚were‘ – even if the pronoun is I, he, she or it –.

  • We don’t use was in Conditional Sentence Type II

    If I were you, I would tell her.

Finish the following sentences1
Finish the following sentences…

  • If people had eyes in the backs of their heads…

  • If cars didn’t exist..

  • I would not tell him…

  • If I were rich…

  • If my best friend won the lottery…

  • We would kill a dog…

  • If we couldn’t speak English…

  • We wouldn’t go to Paris…

  • I would give you all my clothes…

  • If schools didn’t exist…

The 3 rd unreal conditional

The 3rd (unreal) Conditional

The land of regrets…

If-clauseMain clause

Past Perfectwould have + past participle

If I had seen you, I would have saidhello.

If you had told me the truth, I would have forgivenyou.

The order of the clauses can be reversed. In this case DO NOT use a comma.

I would have forgiven you if you had told me the truth.

Use of conditional type 3
Use of Conditional type 3

  • Conditional Type 3 is an unreal past conditional.

  • The Unreal Conditional is used to speculate about imaginary situations or to regret past events.

What have you not done
What have you not done?

  • went to bed early last night?

  • dyed your hair pink?

  • travelled to Africa?

  • joined the army?


  • 4 things you haven’t done (that you wish you had)

  • 4 things you’ve done (that you wish you hadn’t)

Conditional sentences3

Conditional Sentences


Student’s Book

Page 73 exercise 1
Page 73 – exercise 1

  • If she goes by plane, she will arrive early.

  • If he was/were a respectful person, he wouldn’t behave like that.

  • If she travels by car, the journey will lastfor…

Page 73 exercise 11
Page 73 – exercise 1

  • If he pays for anything...

  • If they met in L.A., she would visit...

  • Hurry up if you wantto catch the train.

Page 73 exercise 2
Page 73 – Exercise 2

  • … she wouldn’t know her mark.

  • … she would do something about it.

  • … she would find a good job.

  • … he would accept it.

  • … she will win.

  • … would go out more.

Page 73 exercise 21
Page 73 – Exercise 2

  • … someone will talk to her.

  • … you’d be careful about the information you gave.

  • … you won’t trust him/her ever again.

  • … they would learn more.

  • … her pen pal, she would be very happy.

  • … they would visit him / her.

Page 73 exercise 3
Page 73 – exercise 3

  • Unless she trains hard, she won’t succeed.

  • Unless she phones to say she has changed the plans, he will be….

  • Unless he persuades her, she won’t…

  • Unless you play fewer computer games, you won’t have…

Page 83 exercise 5 1
Page 83 – exercise 5 - 1

  • If you go to this college, you will learn a lot…

  • If they paid in advance, they would have a bonus.

  • If she takes part in this exchange project, she will meetnew people.

Page 83 exercise 5 11
Page 83 – exercise 5 - 1

  • If they facilitated the task, they would avoidproblems.

  • If he programmes the activities, there will betime for everything.

  • If teachers accompanythe students, ...

Page 83 exercise 5 2
Page 83 – exercise 5 - 2

  • … you will get there earlier.

  • … they would learn faster.

  • … someone will find out.

  • … you will ask for help.

  • … would be able to speak it.

  • … she will have to postpone the test.

Page 154 exercise 1
Page 154 – exercise 1

  • If Jimmy hadn’t watched so much TV, …

  • … if he had spent his time…

  • … I wouldn’t have missed my favourite…

  • If you had told her in advance…

  • If the bus drivers hadn’t gone on …

  • … you wouldn’t have got fat.

Page 154 exercise 2
Page 154 – exercise 2

  • If my teacher hadn’t given me a lot of homework, I would have gone to the football match with my father.

  • I would have bought that T-shirt if I hadn’t spent all my money on DVDs.

Page 154 exercise 21
Page 154 – exercise 2

  • We would have moved last Summer if I had not been tired.

  • If I hadn’t felt ill during the exam, I would have finished it.

  • She wouldn’t have damaged the DVD player if she had read the instructions.

Conditional sentences4

Conditional Sentences



Page 21 exercise l 1
Page 21 – exercise L (1)

  • … you won’t have money to buy a …

  • … they would be surprised.

  • If she readsthis tale,…

  • If you catch the wrong bus, …

  • If he touches that plate, …

Page 21 exercise l 11
Page 21 – exercise L (1)

  • … they will have a comfortable journey.

  • … I would buy a bigger flat.

  • … it will takeus about …

  • … the plane would land at London Airport.

Page 21 exercise l 2
Page 21 – exercise L (2)

  • … you would improve your English.

  • … they will spend a lot of money.

  • … she will havean individual room.

  • … they would get to know their habits.

  • … someone will help whenever you need it.

  • … you won’t have any money left!

Page 21 exercise m 1
Page 21 – exercise M (1)

  • … you hurry up.

  • … they get a subsidy.

  • Unless she arrives now, I’ll …

  • … it snows.

  • … my father had helped me.

  • … unless you go with me.

Page 47 exercise d 1
Page 47 – exercise D (1)

  • … we would have visited the island.

  • … she would have moved to New Jersey.

  • … he would have caused an accident.

  • … she would have escaped.

  • … he wouldn’t have been in trouble.

  • … he would have become upset.

Page 47 exercise d 2
Page 47 – exercise D (2)

  • …she wouldn’t have heard the verdict.

  • … they would have got better places.

  • … he wouldn’t have lost the keys.

  • … she would have been chosen.

  • … I would have helped you.

Conditional sentences5

Conditional sentences

Worksheet no. 1

Exercise a
Exercise A

  • If you had studied (study) for the test, you would have passed (pass) it.

  • If you had asked (ask) me, I would have helped (help) you.

  • If we had gone (go) to the cinema, we would have seen (see) my friend Jacob.

  • If you had spoken (speak) English, she would have understood (understand).

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

Exercise a1
Exercise A

  • I would have written (write) you a postcard if I had had (have) your address.

  • If I hadn’t broken (not / break) my leg, I would have taken (take part) in the contest.

  • If it hadn’t started (not/ start) to rain, we would have walked (walk) to the museum.

  • We would have swum (swim) in the sea if there hadn’t been (not / be) so many sharks there.

  • If she hadn’t taken (not take) the bus, she wouldn’t have arrived (not / arrive) on time.

Exercise b
Exercise B



  • If he had dropped the vase, it would have broken.

  • If you have to do the washing up, I will help you.

  • If I had a hammer, I'd hammer in the morning ... (song)

  • I wouldn't run away if I saw a spider.

  • We'd have given you a lift if you hadn't had your bike with you.

  • If you had listened to me, the accident wouldn't have happened.

  • If we don't get tickets for the concert, we'll stay at home.

  • They'd go by bus if they didn't have a car.

  • She'll hear us if you don't stop laughing.

  • He wouldn't have taken the bread if he hadn't been hungry.









Exercise c
Exercise C

  • If I were (be) stronger, I'd help you carry the piano.

  • If we'd seen you, we would have stopped (stop).

  • If we meet (meet) him tomorrow, we'll say hello.

  • He would have repaired the car himself if he had had(have) the tools.

  • If you drop the vase, it will break(break).






Exercise c1
Exercise C

  • She would have come to the party if she had not been (not be) on holiday.

  • I wouldn't go to school by bus if I had(have) a driving license.

  • If she didn’t see (not see) him every day, she'd be lovesick.

  • I won’t travel (not travel) to London if I don't get a cheap flight.

  • We'd be stupid if we told(tell) him about our secret.






Exercise d
Exercise D

  • My grandfather can’t see unless he wears glasses.

  • You are not a responsible citizen unless you pay taxes regularly.

  • John gets very angry ifAnnie comes home late in the evening.

  • I wouldn’t have believed if I had not seen myself.

Conditional sentences6

Conditional sentences

Worksheet no. 2

Exercise a2
Exercise A

  • If you buy a new robot, you’ll see its advantages.

  • If many companies don’t use on-line marketing, it won’t touch a wide range of consumers. OR

    If many companies didn’t use on-line marketing, it wouldn’t touch a wide range of consumers.

Exercise a3
Exercise A

  • If telemedicine didn’t treat many patients sucessfully, it wouldn’t be urgent to introduce it widely.

  • If most technological advances didn’t carry along some bad effects, some citizens wouldn’t be against them.

Exercise a4
Exercise A

  • If men hadn’t many machines at their disposal, they wouldn’t have time to enjoy life.

  • If a large number of entrepreneurs weren’t introducing automation in their factories, productivity wouldn’t be heightening too.

Exercise a5
Exercise A

  • If robots didn’t do several heavy dirty tasks, they wouldn’t be appreciated by modern entrepreneurs.

  • If workers don’t learn how to work with cutting-edge technology, they will be made redundant.

Exercise b1
Exercise B

  • … people would have written letters to communicate.

  • … would spend more money on salaries.

  • …didn’t buy new and better machines.

  • …if money weren’t spent on research.

  • …someone hadn’t invented them!

  • …my students wouldn’t bring them to class…

Exercise b2
Exercise B

  • …men will come back to factories!

  • …we wouldn’t have the phone.

  • …men prove to be better than machines.

  • …we stop wanting everything in a cell phone.

  • …I wouldn’t be able to chat with my friends.

  • …we won’t have to worry about our health.

Exercise b3
Exercise B

  • … we wouldn’t need anything else.

  • …they would spend a lot of money in phone calls.

  • …they didn’t improve our quality of life.

  • …robots hadn’t been invented.

  • …we would still carry our walkman.

  • …if the net didn’t exist.