Punctuation
Capital letters
Capital letters are used:
 -at the beginning of a sentence.
    
      - A man sat down at the next table.
- They decided to go to the movies.
 -with proper nouns.
  - Rome  is my favorite city.
- Harry was waiting for the bus.
- The White House
    is one of the most important buildings in the world.  
- May is my favorite month.    
- They work in office on Mondays and Wednesdays.
 -with the word I.
  - I ordered a cup
    of coffee.
- They had already started
    when I arrived.
 -with countries, nationalities and languages.
  - They come from Sweden  they're Swedish.
- I speak German
    and Spanish.