OTHER TENSES OR STRUCTURES WE CAN USE IN TYPE-1
Apart from the use of Simple Present in the If-Clause and Simple Future in the main clause, we may use other tenses or structures in both main and if-clauses:
1) STRUCTURES WE CAN USE IN THE MAIN CLAUSE:
We commonly use Simple Future in the main clause . We may also muse the structures below.
If Chris loves me, he must tell me. You may leave the class if you finish the test earlier than expected.
If she doesn't want to be fired, she had better be punctual.
If the weather is fine at the weekend ,shall we have picnic?
You might still catch him if you go now . Our plans can not be changed at the last minute if it is not very necessary.
She ought to study more if she wants to get a better mark.
B) Variations of WILL (will have done, will be doing, will have been doing)
If Ayşe starts to study right away, she will have finished her homework by the time her mom comes back from shopping.
I applied to a computer firm last week, and I may get the job. If I am hired, I will be working there as an interpreter.
Gürcan will have been working in the same company for ten years by the time he retires if everything goes all right.
2) STRUCTURES WE CAN USE IN THE- IF CLAUSE
We commonly use Simple Present in the-if Clause. We may also use the structures below.
a)Modals (can, must, have to are used commonly.)
If you can pass the exam, you will be one of the lucky ones.
You will go if you must go. If she has to study tonight, she won't be able come to us.
If you are looking for your dictionary, it is on the table.
We can tell Pınar the good news if she isn't sleeping.
c)Present Perfect Tense
If Aliz has taken the 9 o'clock train, she will be here soon.
We can go tomorrow if you haven't seen that film yet.
If you are driving , ı will come with you.
If he has written the letter , I will post it.
d)Should It indicates that the condition has a weak possibility.
If you should need any help, I can help you.
If you should see him, please tell him to see me.
I don't think it will rain tomorrow but if it should rain, we will have to cancel the picnic.
e) Will / would
It indicates :
1. polite requests
If you will wait for a moment . I will be very grateful if you would make the arrangements for me.
Wait over there if you wouldn't mind.
I will see if Mr. Peynirci is free. (please wait)
Note : This form is often used alone and would is more polite that will.
Teacher : If you will open your books.
Receptionist : If you would just sign the register.
If you will listen to me , ı will help you.
If you cook the dinner , I will do the washing up afterwards.
If Tom would tell me what he wants for his dinner, I would cook it for him.
Note : 'won't' used in this way can mean "refuse"
If he won't listen to me , I can't help him. (=If he refuses to listen ... )
If they won't accept a cheque , we will have to pay cash. (= If they refuse to accept ... )
If you will play the drums all night, the neighbours will complain. (=If you insist on playing ...)
f) Would like/would care
If + would like/care can be used instead of If + want/wish and is more polite.
If you would like to come , I'll get a ticket for you . If you would care to see the pics , I'll bring them round some evening.
But if we rearrange such sentences so that would like has no object, we can drop the would.
If you like, I'll get a ticket for you.
If you would like a ticket, I'll get one for you.