题目内容:
听音频:{MP3:http://wximg.233.com/attached/media/20141031/20141031162606_3807.mp3}回答题:
A.It is safer for policemen to wear guns.
B.Trained policeman are authorized to have guns.
C.Policemen shouldn't wear guns on duty.
D.Policemen are allowed to wear guns only when patrolling.
参考答案:
答案解析: