问题
选择题
___________World Expo is regarded as the Olympic Games of the economy, science and technology, ___________expert said.
A.A; an
B.The; an
C.The; a
D.A; the
答案
答案:B
___________World Expo is regarded as the Olympic Games of the economy, science and technology, ___________expert said.
A.A; an
B.The; an
C.The; a
D.A; the
答案:B