Which of the following asks a different student to respond to S1 who has just answered a question?
A、How do you react to this idea?
B、What did you mean by that?
C、Why do you say so?
D、Why do you think that is true?
A、How do you react to this idea?
B、What did you mean by that?
C、Why do you say so?
D、Why do you think that is true?