Example of Compound Complex sentence.

If Barack Obama is the nominee for the Democratic Party, he'll run against John McCain, but it won't be an easy contest to win.

independent cause: he'll run against John McCain

independent cause: it won't be an easy contest to win.

Dependent clause: If Barack Obama is the nominee for the Democratic Party

Example compound Sentence:

Alejandro played football, so Maria went running

Example Complex Sentence:

Juan and Maria went to the movies after they finished studying.

Example  simple sentence:

Alicia goes to the library and studies every day.

Another video about the sentence types.

Sentence Types.

This video represent the sentence types.

The grammar categories.

 Nouns: Is a used for the world to name a person, animal, place and other own names.

for example: Orlando works in the hospital. 

                       The cat is very ugly. 

Pronouns: A pronoun can replace a noun.

for example:    it

                     My car is new.

                          she

                        Maria  is my brother`s girlfriend.

Verbs: The verb can be the most important part of the sentence.

for example: She runs every day in the morning.

                      He was happy for his work.

  

Adjectives: The adjectives is modifying a noun or pronoun to identify  words:

 for example: The handsome man wants to buy a new car.

                        The pretty girl    just like the barbbies. 

Adverb: an adver modifies a verb and is the mode indicating time or place werw things the happen.

examples:Maria walks carefully on the street.
                 Fortunatelly my mom gave me money for college.

Conjuctions:

examples:Estela and Christian love to watch tv.

                  My brother called the police when they stole his wallet.

         

Prepositions:

examples:  The broom is behind the door.

                    Sara went to the party with her friend.

           

Intergection. 

examples: Oh! I forget the homework.

                  Wow! is a beautiful car.