Definition
Conditional Sentence Type 1
is
used to explain that something would
happen,
Example: I
will come to your house if I have enough time.
Definition
Conditional Sentence Type 2
describes something we expect to happen or simply
fiction. And expressed by the verb past tense
Example :She would pass test, if she studied hard.
Definition
Conditional Sentence Type 3
This pattern is used to
express that something did not happen due to certain conditions yasng not
happen.
Example :
If
I had found her address, I would have sent her an invitation.
https://www.ego4u.com/en/cram-up/grammar/conditional-sentences
http://filinanggraini.blogspot.com/2013/03/conditional-sentences-type-i-ii-iii.html