某人饭后4小时血糖变化曲线如图,据图回答:
饭后0.5h血糖含量达到a点,原因是(),此时分泌较多的激素是()
参考答案:消化吸收葡萄糖;胰岛素
It is exactly _____we behave _____has changed the world.
A.which; that
B.how; that
C.how; what
D.what; that
海南矿的堆比重为2.1t/m3,105t海南矿占()m3的容积。
A.45
B.50
C.55