Question

【题目】The boy is sleeping. Please the radio.
A.turn up
B.turn down
C.turn on
D.turn around

Answer 1

【答案】B
【解析】A.turn up增大，调高；B.turn down减小，调低；C.turn on打开；D.turn around转身。句意：那个男孩正在睡觉，请______收音机。故选B。