（1）How old was Xia Boyu when he reached the top of Mount Qomolangma？
A.64.
B.67.
C.69.
（2）Where did Xia Boyu move at the age of five？
A.To Beijing.
B.To Chongqing.
C.To Qinghai.
（3）What sport did Xia Boyu like very much when he was young？
A.Soccer.
B.Basketball.
C.Volleyball.
（4）When did Xia Boyu lose both his legs？
A.In 1974.
B.In 1975.
C.In 1976.
（5）How many times did Xia Boyu climb Mount Qomolangma？
A.Three.
B.Four.
C.Five.