1. Punctuation
1.1. If I work hard now, I will grow up to be a successful person.
1.2. I will grow up to be a successful person if I work hard now.
1.3. I will grow up, if I work hard now, to be a successful person.
2. What are they?
2.1. We use them to talk about situations (real or unreal)
2.2. http://www.youtube.com/watch?v=xsG-dz1drgQ
2.3. The sentence structure - made up of two clauses with a conjunction.
2.3.1. The main clause and the subordinate clause (also known as the conditional clause in this case)
2.3.2. If I work hard now, I will grow up to be a successful person.
2.3.3. The conjunction IF is used
2.3.3.1. Sometimes the conjunction UNLESS is used
2.3.3.1.1. Unless I work hard now, I will not grow up to be a successful person.
3. Grammar for each
3.1. First Conditional
3.1.1. will + verb
3.1.2. If I work hard now, I will grow up to be a successful person.
3.2. Second Conditional
3.2.1. would + verb
3.2.2. If I had a time machine, I would go back in time...
3.3. Third Conditional
3.3.1. would / would have + past participle
3.3.2. If I had studied, I would not have been in this mess.
3.4. http://www.ego4u.com/en/cram-up/grammar/conditional-sentences
4. 3 Types of Conditionals
4.1. First Conditional
4.1.1. Talking about something we will do in the future, likely to happen
4.1.1.1. Making a real statement.
4.2. Second Conditional
4.2.1. Talking about something that will not likely happen or unreal
4.2.1.1. Making a hypothetical statement.
4.3. Third Conditional
4.3.1. Talking about something that did or did not happen in the past
4.3.1.1. Reflecting, looking back on things.