问题补充：
— Why are people around the world learning English?
— Because it’s used widely countries.
A. among
B. between
C. in
D. into
答案：
A. among
(答案→)B. between
C. in
D. into
解析：句意：为什么全世界的人都要学习英语。因为英语被广泛的应用于很多国家。between在两者之间，among在三者及以上，强调国与国之间时用between.
