If...

If + Simple Present, will-Future
Will future + if + Simple Present

• right
• wrong

If Mum says no,

• I'll go anyway.
• will I go anyway.
• will go anyway.

But what if 

• she not answer?
• she don't answer?
• she doesn't answer?

If I change my mind,

• I'll let you know.
• tell me.
• will let you know.

I'll pick you up

• if Dad drives me to the party.
• if Dad will drive me to the party.
• il Dad drive me to the party.

Matt will go to the seaside

• if it don't rain.
• if it doesn't rain.
• if it won't rain.

I'll ask her to marry me

• if I find a job.
• if I'll find a job.
• if find a job.

If you change nothing,

• nothing will change.
• something will change.
• nothing change.

There is no signal here, when I arrive home

• I' ll call you.
• call you.
• will call you.

You'll understand

• when you are older
• when you'll be older
• when you will be older