CONDITIONALS
                                             MAIN CLAUSE                      IF CLAUSE

1st Conditional
                    WILL                                      PRESENT

2nd Conditional                  WOULD                                    PAST

3rd Conditional 
               WOULD
                                              have + past participle                   PAST PERFECT
Form –
You form the first conditional with  if + present simple, will + infinitive.
          If you touch it, you’ll get a shock.

Use –
You use the first conditional to talk about a likely situation with  if + present simple.
You describe the result with will or won’t.
         If you give it to me, I’ll let you go.