Watch the video and study the use and form of the Zero Conditional for things that are always true
Here you can study the use and form of the First Conditional for future events that are possible to happen
Here's a video to study the use and form of the Second Conditional for dreams and future events that are impossible to happen
And now watch the video to study the use and form of the Third Conditional to talk about the past and about how things would have been different if something else had happened
Now you can test yourself!