【单选题】双绞线由两条相互绝缘的导线结合而成,下列关于双绞线的叙述不正确的是( )。
【简答题】巴洛克艺术的特点是怪诞、扭曲、____。
【单选题】Little Tom admitted _____ in the examination, _____ that he wouldn’t do that in future.
C.
having cheated; promising
D.
to have cheated; promised
【简答题】老年性耳聋的主要原因是[填空(1)]。A. 听觉器官退化。