A．Problems with the teachers.
B．Problems with class work..
C．Problems with family members or friends.
D．Problems with a part-time job.

A.Problems
B.
B．Problems
C..
C．Problems
D.
D．Problems
E.


【参考答案】

B
解析：[听力原文]
According to the doctor, which one of th......

(↓↓↓ 点击下方‘点击查看答案’看完整答案 ↓↓↓)