第10题: [单项选择]There was a noisy______at the back of the hall when the speaker began his address. A. interaction B. irritation C. disturbance D. interruption 参考答案:C 答案解析:[解析] 本题是说当演讲者开始演讲时,在礼堂后有一阵嘈杂的骚乱。C项的disturbance“干扰,骚动”符合题意。其他三项interaction“相互作用”;irritation“愤怒”;inter