【正确答案】 C

【答案解析】[解析] 本句话的意思是：在别人讲话时插嘴很没礼貌。interrupt：打断、插话，例如：The sports meet was interrupted by the heavy rain. 运动会由于暴雨中断了。leave：离开，例如：He left the office immediately after the work. 一下班他就离开了办公室。talk loudly：大声谈论，例如：They are talking loudly about their holiday plan. 他们在大声讨论着度假计划。stand up：站起来、起立，例如：All the students stood up to welcome their teacher.全体学生起立欢迎他们的老师。