His name is James, but he calls _____ Jim. [ ]
A. his
B. himself
C. him
D. /
答案:B
病人发生过敏性休克,应首选()
A.多巴胺
B.肾上腺素
C.异丙肾上腺素
D.去甲肾上腺素
E.多巴酚丁胺
水解机加碱阀是蝶阀。