花的主要功能是 [ ]
A.吸引昆虫
B.分泌花蜜
C.产生果实和种子
D.供人们观赏
答案:C
25岁妊娠38周初孕妇,晨起突然剧烈头痛伴喷射性呕吐,查血压160/110mmHg,尿蛋白(+++),不恰当的治疗措施是()
A.静注硫酸镁4g后,继续静脉滴注1g/小时
B.快速静滴20%甘露醇250ml
C.静注地西泮10mg
D.静注地塞米松20mg
E.立即行剖宫产术
In _____ Chinese culture, marriage decisions were often made by parents for their children. [ ]
A. traditional
B. historic
C. remote
D. initial