The traffic lights are ____________ same in every country. [ ]
A. the
B. /
C. a
答案:A
下述哪种病变,腹部平片价值最低()
A.肾结石
B.消化道穿孔
C.输尿管结石
D.原发性肝癌
E.大量腹水
新生儿棒式体温计的测量范围是()
A.34℃~43℃
B.35℃~43℃
C.30℃~40℃
D.30℃~42℃