1. Conditional Sentences
by Carmen Torres

2. Conditional Types First Type: Possible & Probable conditions
Second Type: Possible & Improbable conditions
Third Type: Impossible conditions

3. First Type: Possible & Probable conditions
IF CLAUSE
MAIN CLAUSE
Simple Present
Simple Future
Imperative
Can
If you come
I will be happy
If you want to pass
Study!
If we buy a ticket
We (go) to the concert
If she (arrive) soon
she will come with us
If they dance too much
They (get) tired
If you need my car
(take) it

4. First Type: Possible & Probable conditions
IF CLAUSE
MAIN CLAUSE
If you (drink) a lot
I (leave) you
If the road (be) wet
(watch out) !
If he (lose) his key
You (lend) him yours
If she (not buy) any food
We (have dinner)
If they (not stop) talking
We (not finish) our lesson
If you (take) the dog for a walk
I (give) you some money

5. Second Type: Possible & Improbable conditions
To express an imaginary present or improbable future situations
IF CLAUSE
MAIN CLAUSE
Simple Past
Would + root verb
Could + root verb
If she studied
she would pass her controls
If he ran
he would catch the bus
If I went to China
I could be with him
If I were

6. Second Type: Possible & Improbable conditions
IF CLAUSE
MAIN CLAUSE
If you (drink) a lot
I (leave) you
If the road (be) wet
You (have) an accident
If he (lose) his key
You (lend) him yours
If she (not buy) any food
We (have dinner)
If they (not stop) talking
We (not finish) our lesson
If you (take) the dog for a walk
I (give) you some money

7. Third Type: Impossible conditions
To express a regret for an impossible situation happened in the Past with NO solution
IF CLAUSE
MAIN CLAUSE
Past Perfect
Present Perfect Conditional
(Would have + past participle)
If it hadn't rained
We would have gone to the country
If she had studied
She (pass) her controls
If you (invite) them
They 'd have come to the party
If I had known it
I (arrive) earlier
If he (phone)
I 'd have seen him

8. Third Type: Impossible conditions
IF CLAUSE
MAIN CLAUSE
If you (drink) a lot
I (leave) you
If the road (be) wet
You (have) an accident
If he (lose) his key
You (lend) him yours
If she (not buy) any food
We (have dinner)
If they (not stop) talking
We (not finish) our lesson
If you (take) the dog for a walk
I (give) you some money

9. More practice IF CLAUSE MAIN CLAUSE If you had missed the train
I (not see) you
If he lost the map
He (not find) the house
If he (forget) the book
The teacher will get angry
If she weren’t so mean
Everybody (be) happier
If they (not insult) me
I wouldn’t have called them names
If you tell my secret
I (never forgive) you

10. Assessment
In pairs, describe the main problems that affect the world and our society at the moment. Then state your possible solutions if you hypothetically were able to solve the problems.
What would you have done in the following situations?
A mother found drugs in her son's pocket. She told the police who arrested the son. The son was sent to prison.
A man found a wallet with € 1,000 in it in the back of a taxi. He put it all in a briefcase and run.