When everybody was listening carefully, the noise of several people fighting outside the professor’s speech.
A. troubled
Bexcited
C. interrupted
D. disturbed
网友回答
A. troubled
B. excited
(答案→)C. interrupted
D. disturbed
解析：本题考查动词。句意：当大家都在认真地听时，外面几个人打斗声音的打断了教授的演讲。interrupt打断(讲话或讲话人)。