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题目内容
（甘肃开放大学 英语阅读1）
The police officer used a megaphone.
A.
a portable radio
B.
a long stick
C.
an instrument to make one’s voice louder
D.
a telephone in the car
A.
a portable radio
B.
a long stick
C.
an instrument to make one’s voice louder
D.
a telephone in the car
参考答案
