A-A+
A．The traffic next to campus.B．Horns at footba
问题详情
A．The traffic next to campus.
B．Horns at football games.
C．Low-fiying airplanes.
D．Loud equipment at the health center.
参考答案
正确答案：B
解析：细节题。关键句是They(指those horns)are really dangerous if blown right behind you．如果在你身后突然响起来，这些号角声是(使听力受损的)真正的危险。
