【单选题】The book is so hard that I cannot read it _______.
【简答题】社会改造主义课程论流派的代表人物是( )
【简答题】— I am sorry for what I have said to you. —_____________ A: No problem. B; I'm sure about that. C; Don't think any more about it.
【简答题】社会改造主义课程论流派的代表人物是( )
【多选题】如果预计听众会产生反面意见,可以怎样处理