Nelson Mandela, who became____ president of South Africa in1994, passed away on December 5,2013, at _____age of 95.

A．a; the

B．/; the

C．a; /

D．the; the

呕吐与反胃的相同点有（）

A.病位同在胃

B.均系脾胃虚寒所致

C.都有呕吐的临床表现

D.病机同是胃失和降，气逆于上

E.朝食暮吐，暮食朝吐