【单选题】保留原始歌谣风貌的作品《弹歌》的歌词是( )
【单选题】Tell the engineer on duty to keep close watch over the machine ______ temperature is sometimes a bit too high.
【单选题】“断竹,续竹,飞土,逐宍。”其歌谣名是( )。
【单选题】维生素D缺乏性佝偻病患儿最早出现的骨骼改变是:
【单选题】What did Bill do?
C.
He applied for a new job.
D.
He watched a soccer game.