There was little response to the professor’s questions because the students().
A.lacked active thinking
B.didn’t hear him
C.were busy taking notes
D.had no time to think about them
正确答案A There was little response to the professor’s questions because the students().
A.lacked active thinking
B.didn’t hear him
C.were busy taking notes
D.had no time to think about them
正确答案A