SYMBOLS

[ ] square bracket = lock series of characters

( ) brackets = for group expressions

{ } keys = mark the beginning and ending of one sentence compound

, comma = for separate the elements from one list

; point and comma = is the sign of ending of sentence

http://quizlet.com/46701256/test

http://quizlet.com/46701256/learn

i have learn¡¡¡¡¡