First conditional by Various

[I'll go crazy if I don't crazy tonight -- U2]
... But I now I'll go crazy if I don't go crazy tonight

[If I ever leave (1)________ (2)__________ alone -- FLOGGING MOLLY]
If I ever (3)__________ (4)________ world alive, I`ll (5)__________ ya for the (6)____________ you did in my life
If I ever leave this world alive, I`ll come back down and sit beside your feet tonight

[If I let you go -- WESTLIFE]
But if I let you go I will never know
What my life would be holding you (7)__________ to me

[If you don't know me by now -- SIMPLY RED]
.... If you don't (8)________ me by now, you will never never (9)________ me (no, you won't)

[If you -- MAGIC BOX]
If you don't know what you are for me, Don't (10)__________ me alone tonight
If you don't go, I'll let you see (11)________ there is in my heart
If you say "no", I'll feel alone
I need your sunshine, tonight
If you stay on, I'll give my all, I'll be your star
If you (12)________ me, if you love me now, I'll be your star

[Imagine -- JOHN LENNON]
... It's easy if you try

[Natural (13)____________ -- BOB MARLEY]
... If you (14)____________ carefully now you will hear

[Soul (15)__________ -- BOB MARLEY]
... If you're not happy, children, (16)________ you must be blue

[The first cut is the (17)______________ -- CAT STEVENS]
...but if you want, I'll try to (18)________ again

[Wild World -- CAT STEVENS]
... But if you wanna leave, (19)________ (20)________ care

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