——Could you tell me ________?
——In August, 2014.
A:where will the Youth Olympic Games take place
B:when will the Youth Olympic Games take place
C:where the Youth Olympic Games will take place
D:when the Youth Olympic Games will take place
图3中表示乙的溶解度曲线是____;P点表示的含义是 ____.
如图表示某二倍体生物的细胞分裂,叙述不正确的是( )
我国最长的内流河是( )