【单选题】听力原文:W: What's the difference between a lesson and a lecture? M: Well, they're both ways of imparting knowledge. But the main difference is that you participate in a lesson, whereas you just listen to...
A.
A lesson requires students' active involvement.
B.
Students usually take an active part in a lecture.
C.
More knowledge is covered in a lecture.
D.
There is a larger group of people interested in lessons.