Freaky

-------------------------------------------------
 Primer condicional / First Conditional
Este condicional indica que la condición es muy probable que se cumpla. 
IF + simple present,... +future (will) |
If I learn, I'll pass the exam. |
If we don't hurry up, we will be late.
(Si no nos damos prisa, llegaremos tarde.)

What will you do if you don't go to London?
(¿Qué harás si novas a Londres?)
-------------------------------------------------
2. Segundo condicional / Second Conditional
Lo usamos en casos hipotéticos, situaciones imaginarias o poco probables.
IF + pastsimple,..+ conditional simple (would/could) |
If I learnt, I would pass the exam. |
If I won the lottery, I would be rich.
(Si yo ganara la lotería, sería rico)

If the football tickets wereavailable, I would pay any price for them.
(Si hubieran entradas para el fútbol, pagaría cualquier precio por ellas.)

Conditional Sentences are also known as Conditional Clauses or If Clauses. Theyare used to express that the action in the main clause (without if) can only take place if a certain condition (in the clause with if) is fulfilled. There are three types of Conditional Sentences.[Sentencias condicionales son también conocidas como cláusulas condicionales o Si cláusulas. Se utilizan para expresar que la acción en la oración principal (si no) sólo puede tener lugar si unadeterminada condición (en la cláusula con si) se cumple. Hay tres tipos de sentencias condicionales]

Conditional Sentence Type 1
→ It is possible and also very likely that the condition will befulfilled.
Form: if + Simple Present, will-Future
Example: If I find her address, I’ll send her an invitation.
more on Conditional Sentences Type I ►
Conditional Sentence Type 2
→ It is possible but veryunlikely, that the condition will be fulfilled.
Exercises on Conditional Sentences
Conditional Sentence Type 1
* Exercise on If Clauses Type I Level: elementary
* Exercise 2 on If...