听力原文： Former Beatles drummer Ringo Start will celebrate his 61st birthday on July 7th.

"Photograph" and" You're Sixteen. "In 1992, he recorded "Time Takes Time, "which marked his first collection of new songs in more than 10 years. In 1998, Mercury Records released his latest studio album," Vertical Man. "That same year, the label issued a CD containing performances from his appearance on VH1' s "Storytellers "series. That was followed by his 1999 Christmas collection,,,' I wanna Be Santa Claus. "Starr will kick off his annual All Start Band tour on July 26th in Ontario. This year' s lineup features Sheila E., lan Hunter, Howard Jones, Greg Lake, Roger Hodgson and Mark Rivera. To coincide with the outing, Koch Records will release a 3-CD live set, "The Anthology from Far: Ringn Start and his All Start Band."

Who was the Beatles' original drummer？

A．Mercury.

B．Ringo Starr.

C．Mark Rivera.

D．Pete Best.