Conditional Sentence

Type 1Real Condition : If + Simple Present + Present Future

a. If I have time, I will play chessb. If my allows me, we can go to Putuk

Kursi

a. I will play chess unless I don’t have timeb. I will to Putuk Kursi unless my wife doesn’t allow me.

WillCan maymust

If + subject + simple present tense + + Verb in simple form

Type 2Unreal Condition: If Simple Past + Past Future

If Condition The Fact In the unreal condition, the past tense form of be is always were in the conditional sentence, it can NEVER be was Correct English.If I were ... If we were ... if you were ... If you were ...If he were ... If they were ...If she were ...If it were ...

a) If we had known that you were there, I would have written you a letter.

b) He would tell about it if he were here.

c) If he didn’t speak so quickly you could understand.

a) I know I don’t have time, therefore I can’t go to play futsal.

b) Today is not holiday, so we can’t go to the beach.

c) He won’t tell you about it, he’s not here.

d) He speaks very quickly. You can’t understand him.

These sentences above are contrary to the fact.. If + subject + conjugated verb + modal Subject + modal + if + conjugated verb The If clause can come first or last in the sentence with no change in meaning The word if generally not followed directly by the modal; the modal appears in the other part of the sentence

unless there are two modals in one sentence. Remember! When unreal condition is in Simple Past, the fact is in Simple Present. When unreal is in the negative, the fact is in the positive.

Type 3Unreal Condition: If + Past Perfect + Past Perfect Future

If Condition The Facta) If I had known you were there, I would have

written you a letter.b) She would have sold the house if she had found

the right buyer.c) Had she seen the movie, she would have told

you.

a) We didn’t know you were there , we didn’t write you any letter.

b) She didn’t sell her house because she didn’t find the right buyer.

c) She didn’t see the movie, she didn’t tell you.

Structure of the if condition above is: If + subject + past perfect + would/could/ might/have + [verb in past participle] It is also possible to indicate a past unreal condition without using the word if, in C the auxiliary had is placed

before, rather than after, the subject. This clause will usually come first in the sentence. had + the subject + [verb in past participle] When unreal is in Past Perfect, the fact is in Simple Past.

Habitual: If + Simple Present + Simple Present

a) If the doctor has coming office hours, he visits his patients in the hospital in the afternoon.

b) John usually walks to school if he has enough time.

c) If you go to the post office, please mail this letter for me.

d) Please call me if you hear from Jane.

There are no modal.The structure sentence is: If + subject + simple present tense + simple present tense.Remember that command form consist of the simple form of the verb.The structure of the sentence is: If + subject + simple present tense + command form.