CONDITIONAL(zero and first)

CONDITIONAL(zero and first)

1. WHAT IS CONDITIONAL(ZERO AND FIRST)

   • it is used situations where if and condition is met,is met the same result always

2. USE

   • it is used to express facts that are always true,such as scientific facts,scientific laws, general truths,etc

3. TYPES

   • the order of the two clauses is flexible,i´ts not
     • but if the if-clause comes first,it must be followed by a comma

4. STRUCTURE

   • if+subject+simple present,subject+simple present