下列有关人体水分调节的叙述，正确的是
A：大量饮水，则抗利尿激素分泌增加
B：渴觉中枢兴奋，则抗利尿激素分泌减少
C：抗利尿激素分泌减少，则尿量增加
D：细胞外液浓度降低，则尿量减少
具有“地球之肾”之称的生态系统是（ ）
The murder happened _______ between nine and eleven last night.
I did my in the race, but I was not first.
