周围神经系统包括
ABC
周围神经系统通常由三部分组成,包括脊神经、脑神经和植物性神经。边缘系统是中枢神经系统的一部分。因此本题选ABC。
五四时期,毛泽东参与发起的进步社团是 ()
若函数在x=0处连续,则()
We were busy ________ (get) things ready for the trial production when he phoned us.
Hardly had he finished his speech ________ the audience started cheering.
He thoroughly understood the society __________.