填空。
巴山楚水凄凉地,二十三年弃置身。怀旧空吟____,到乡翻似____。沉舟侧畔千帆过,____。今日听君歌一曲,暂凭杯酒长精神。
利用磁场对通电导体产生力的作用来制造的电器是( )
It was late. She opened the door ________ because she didn't want to wake up her grandma.
读世界某局部地区图,回答下列问题.