Sentence:  At 4 p. m. the President left the White House to welcome the young musicians , students from the ages of 12 to 18 who <WSD>spend</WSD> six weeks at the Brevard Music Center summer camp , and to greet the 325 crippled , cardiac and blind children from the District area who were special guests at the concert . 
Meaning of the word marked with <WSD> tags:  pass time in a specific way