【判断题】梦是在异常精神状态下产生的无意想象。( )
【单选题】The house is too old, it needs _____ again.
【多选题】以下文献收藏地都在图书馆六楼西北的是( )。
【单选题】It’s about a princess who runs away from the palace because her evil stepmother wants to kill her. She finds a house in the forest where seven dwarves live. However, the stepmother finds her, comes to...
【判断题】由于白口铸铁中存在过多的Fe3C,其脆性大,所以较少直接使用。
【单选题】The house is too old. It requires ________.