根据句意和所给汉语，完成句子。每空一词。
【小题1】Pay attention to the sign “No________（吸烟）".
【小题2】The theme of the meeting is about food________（安全）.
【小题3】His memory is very great. He can retell all the________（诗）written by Li Bai.
【小题4】The mother gave her baby a________（拥抱）and the little boy suddenly stopped crying.
【小题5】If you don't get your driver's________（证件），you aren't allowed to drive.