An American girl survived the plane crash that killed the rest of the passengers .A. abroa

问题补充：

An American girl survived the plane crash that killed the rest of the passengers .

A. abroad

B. aboard

C. broad

D. board

答案：

A. abroad

(答案→)B. aboard

C. broad

D. board

解析：考查副词辨析。句意：一个美国女孩从那次飞机失事中生还了，机上其余乘客全部遇难。A到国外，在国外；B在（飞机、船、车）上；C宽的，广泛的；D上船、车、飞机；木板，董事会。故选B。