学进去

Who has more questions, a teacher or a student? Many people think the students do. But a great learner (学者) says nobody but (除了) a _______.

In a class, every time, the teacher always likes _______ different (各种) questions. One student answers then the other one does. After a while, the teacher asks questions _______.

Many students also have some questions _______ class, but some like asking but others don't. One hand (方面) they don't like asking questions, on the _______ hand, some students aren't afraid to ask because they are afraid of being _______ by others.