单选题 19.During______work, the teacher may need to intervene more and correct mistakes because the purpose of the activity is to get what is learned right.
【正确答案】 A
【答案解析】考查纠错。在侧重准确度(accuracy)的活动当中，教师为了保证语言的正确性可以打断学生进行纠错。B项表示“流利度”；C项表示“复杂性”；D项表示“连贯、衔接”。故本题选A。