Conjunctions and clauses - If we go …If you see …etc.

Question 1

After IF, we use the PRESENT (NOT will).

We say ‘IF you see …’ (NOT if you will see)

Answer 1

…If you see Ann tomorrow, can you ask her to call me?
…If I’m late this evening, don’t wait for me. (NOT if I will be)
…What shall we do if it rains? (NOT if it will rain)
…If I don’t feel well tomorrow, I’ll stay at home

Question 2

If can be at the beginning of a sentence or in the middle

Answer 2

…If we go by bus, it will be cheaper.
…If you don’t hurry, you’ll miss the train.
…If you’re hungry, have something to eat.
…If the phone rings, can you answer it, please?

…It will be cheaper if we go by bus.
…You’ll miss the train if you don’t hurry.
…I’m going to the concert if I can get a ticket.
…Is it OK if I use your phone?