This document discusses three types of conditional sentences: 1. Probable condition - The "if" clause uses present tense and the main clause uses future tense. 2. Improbable condition - The "if" clause uses past tense and the main clause uses "would". 3. Impossible condition - The "if" clause uses past perfect tense and the main clause uses "would have". Examples are provided for each type.

1. CONDITIONAL
SENTENCESES

2. Made By :
Abeer Nawaf AL-Sarayrah
First secondary class
Mutah school for girls
year 2004-2005

3. Contents
conditional sentences parts .
Type 1 : Probable condition.
Type 1 Example.
Type 2 : Improbable condition.
Type 2 Example.
Type 3 : Impossible condition.
Type 3 Example.

4. CONDITIONAL
SENTENCES
 conditional sentences have 2 parts:
1. If clause: Its an uncompleted
sentences. Started by IF or UNLESS .
2. main clause: It’s a meaningful
sentences.

5. Type 1 : Probable condition
* This type of sentence implies that it is quite
probable that the action in the IF – clause
will be performed.
The verb in IF - clause is in the present tense,
The verb in the main clause is in the future
tense “
* If you annoy the cat she will scratch you.

6. Type 1 Example
* If he comes, I will tell him.
- I will tell him if he comes.
- Will you tell him if he comes?
* Can I catch the bus if I don’t run?
* If you go to the market, bring me some
juice.

7. Type 2 : Improbable condition
* This type used :
1. When we don’t expect the action in the IF- clause
to take place:
“If he ran all the way he would get there in time.” but
I don’t suppose he will ran all the way.
2. When the supposition contrary to know facts:
“If we had a helicopter we could get there quite
quickly” but we haven't a helicopter.
The verb in the If- clause is in the simple past tense,
The verb in the main clause is in the conditional
tense “

8. Type 2 Example
* If he came, I would tell him.
- I would tell him if he came.
- Would you tell him if he came?
* If I were you, I wouldn’t take the job.
* Could you do that if you didn’t have time?

9. Type 3 : Impossible condition
* This type used when we know that the condition
cannot be fulfilled because the sentence refers
only to past events.
The verb in the If- clause is in the past perfect
tense, The verb in the main clause is in the
perfect conditional tense.
*”If he had fallen through the ice he would have
drowned” but he didn’t fall, so he didn’t drown.

10. Type 3 Example
* If I had told him, he wouldn’t have left the
house.
* If he had studied harder, he would have
succeeded.
* They would have had fun if they had
come to the party.
* If you had wasted the money, you couldn’t
have bought a car.

11. REFERENCES
1. A Practical English Grammar. A.J Thomas
& A.V Martinet. second edition.
2. English Grammar for schools. Firas AL-
shadaydah. First edition.
3. English Grammar Guide. Abdallah
Maharmeh. Thired edition.