1.1. The "conditional zero" is used when the time to which we refer is now or ever and the situation is real and possible
1.2. This type of conditional often used to talk about general facts
1.3. The tense of both propositions is the "simple present"
1.4. In conditional sentences type 0 , the term "if" can usually be replaced with "when" without changing the meaning
2. SECOND CONDITIONAL
2.1. The " Type 2 conditional " is used to refer to a time that may be now or at any time, a situation that is not real
2.2. These sentences do not refer to facts.
2.3. Type 2 conditional is used to refer to a hypothetical condition and its probable result
3. FIRST CONDITIONAL
3.1. It is used when a situation is real or possible and likely outcome.
3.2. Usually first conditional use them to make warnings.
3.3. The prayers are based on facts and are used to make statements about reality and particular situations
3.4. In a conditional sentence type 1 , the verb of the proposition "if" going on "simple present" , while the main clause is in "simple future"
4. THIRD CONDITIONAL
4.1. The conditional type 3 almost always involves some remorse or regret anything
4.2. In a conditional sentence type 3 , the tense of the proposition "if" is the " past perfect " and the main clause may be the "perfect conditional " or " conditional perfect continuous"
4.3. It refers to an impossible condition , temporarily set in the past , and their likely result in the past
