单选题 The teacher gave the students extra work because she was ______ by all the noise and talking in the classroom.
  • A. interrupted
  • B. degenerated
  • C. terminated
  • D. exasperated
【正确答案】 D
【答案解析】interrupted中断；degenerated使堕落；terminated使终止；exasperated激怒。题意为：由于课堂内学生的喧闹和讲话声音激怒了老师，所以她给学生布置了额外的家庭作业。