"Have been" is the Present Perfect Tense. "I have been waiting for you for several hours. Where have you been?" "You have been late for work every day this week."

"When and where do I have to use 'have been' in a statement?" I remember this question was asked about a month ago - it's a pity that we can't search through itaki questions anymore. Anyway, these answers might also help you... http://www.italki.com/question/265033