Second contional and third conditional
Structure
Positive
Condicional
Consequence
If+Subject+verb in past simple
Subject+would+verb in infinitive
Negative
Conditional
Consequence
If+subject+didn´t+verb
Subject+wouldn´t+verb infinitive
Question
Contional
If+subject+past simple
Consequence
Question word+would+subject+infinitive
Uses
Unlikely
Hipothetycal
Unreal
If I saw a dinosaur, I would take a photo.
If I didn´t pass the exam with 5.0, I wouldn´t pass the year.
Where would you travel around the world, if I won a million dolar?
Secons conditional
Second condiotional
Uses
Imaginary situations
Present results
Third conditional
Structure
Positive
Negative
Question
Conditional
Consequence
If+subject+past perfect
Subject+modal verb+have+past participle
If I had studied for the exam, I would have had 5.0 in the exam.
Conditional
Consequence
If+subject+past perfect in negative
Subject+modal veb in negative+have+past participle
If you hadn´t eaten much, you wouldn´t have been full.
Conditional
Consequence
Events occurred in the past
If+subject+past perfect
Question word+modal verb+subject+have+past participle
When would he have learned english, if he had traveled to United States?
Third conditional