仅对下丘脑有正反馈作用的是
A.人绒毛膜促性腺激素B.人胎盘生乳素C.雌激素D.孕激素E.前列腺素
参考答案:A
The famous actress became________, and couldn't say a word when asked about her father,
who passed away only last month. [ ]
A. choked
B. frightened
C. swelled
D. squeezed
张女士,30岁,高热,腹泻,诊断为细菌性痢疾,应对其实施
A.昆虫隔离
B.消化道隔离
C.接触隔离
D.严密隔离
E.保护性隔离