分泌下列激素的组织和细胞是
胰岛A(α)细胞
A.胰岛素B.胰升血糖素C.生长抑素D.泌乳素E.抗利尿激素
参考答案:B
If you think that treating a woman well means always _______ her permission for things, think again.
A.gets
B.to get
C.got
D.getting
最适宜原发性骨质疏松症患者补充锌的食物为()。
A.牡蛎
B.蘑菇
C.南瓜
D.西瓜
E.辣椒