1岁以下正常婴儿可能出现的体征是( )。
A.Kernig征阳性B.分离性感觉障碍C.Babinski征阳性D.共济失调E.屈颈试验阳性
参考答案:A
—Are you worried about the coming exam?
—No, and I think the more _______ you are, _______ mistakes you'll make. [ ]
A. careful, the less
B. carefully, the fewer
C. carefully, the least
D. careful, the fewer
胃有哪些动脉分布?