The expected life-span of Beijing residents has gone up by （）compared with that a decade earlier.

单项选择题Afghanistan’’s first match will be against（）.

A．Mongolia.
B．South Korea.
C．Iran.
D．Qatar.

单项选择题The death and missing numbers in the floods are respectively（）.

A．60/9.
B．16/9.
C．9/60.
D．9/16.