A suggestion in type 2 is a little more polite than a suggestion in type 1, just as would you is a more polite request form than will you:
Conditional sentences have two parts: the if-clause and the main clause:
In case is followed by a Present or Past Tense or by should:
In Type 1 of Conditional sentences the verb in the if-clause is in the Past Tense; the verb in the main clause is in the Conditional Tense:
In Type 1 of Conditional sentences the verb in the if-clause is in the Present Tense; the verb in the main clause is in the Future Simple. It doesn't matter which comes first:
Sometimes, rather confusingly, type 2 can be used as an alternative to type 1 for perfectly possible plans and suggestions:
The Perfect Conditional Tense is formed with would/should and the Present Infinitive:
The Present Conditional Tense is formed with would/should + infinitive for the first person and would + infinitive for the other persons:
Type 2, like type 1, refers to the Present or, Future, and the Past Tense in the if-clause is not a true past but a subjunctive, which indicates unreality (as in the first example above) or improbability:
We can use Type 2 conditionals in place of Type 1 to describe something that is reasonably possible:
We can use were in place of was after if in all persons:
We form Type 1 conditionals with if + Past (or if + could/might) + would:
We often use Type 2 conditionals to describe what is totally impossible:
We use If I were you and If I were in your position to give advice:
We use If I were you and If I were in your position to give advicе: