A:currently
B:actually
C:recently
D:lately
下图是某人在饭前、饭后血糖含量变化曲线。引起图中d~e段血糖浓度快速下降的激素是( )
A.天然气 B.沼气 C.木柴 D.____.
—Why are you so happy today?—Because I to London with my parents tomorrow.