Question

【题目】He is ______ maths teacher and she is ________ art teacher.（ ）
A.a, a
B.a, an
C.an, a

Answer 1

【答案】B
【解析】句意：他是一名数学老师，她是一名美术老师。以开头字母发元音的单词前用冠词an, 其它加冠词a。所以答案选B。