电影院一排有15个座位.小明和小林要坐在一起,并且要小明坐在左边,小林坐在右边,在同一排有多少种不同的坐法?
根据分析可得,
15-1=14(种),
答:在同一排有14种不同的坐法.
After several rounds of the Voice of China Competition, Ji Ke Jun Yi _______ because of her excellent voice and performance.
A.put out
B.picked out
C.broke out
D.stood out
大便秘结,发热腹痛属于()。
A.热结肠道,热盛伤津
B.津液亏少,肠道失润
C.阴血不足,肠失濡润
D.气虚失运,传送无力
E.阳虚寒凝,气机滞塞