问题：
[单选题] When a student said“All the classes will be finished before December 7th,and then students have exams”,the teacher didn't stop him to correct the tense mistake,but let him keep talking.What can we con
A、The teacher combined listening and speaking skills.
B、The teacher focuses on fluency.
C、The teacher is doing contextualized practice.
D、The teacher is using different speaking activities.
参考答案：
B、The teacher focuses on fluency.
● 参考解析
