下列哪一个是二尖瓣狭窄最常见症状（）
A.二尖瓣面容
B.气促、心悸
C.咯血
D.肝大
E.下肢水肿
参考答案：B
指出下列胰岛素对糖代谢影响的不正确描述
A．促进糖的异生
B．促进糖变为脂肪
C．促进细胞膜对葡萄糖的通透性
D．促进肝葡萄糖激酶的活性
There are two cars in front of the company. One is mine, _____ is the manager's, [ ]
A. other
B. another
C. the other
