能够检测到胰岛素的部位是
A.胰动脉
B.胰静脉
C.胰管
D.十二指肠
答案:B
胰静脉中葡萄糖的浓度高,所以胰岛素主要分布在血管中调节和转化血糖。
Although he is a teenager, Fred can resist ______ what to do and what not to do.
A.telling
B.being told
C.to tell
D.to be told
如是则骨气以精,______,长有天命。