—When _____ visit his aunt?
—Last weekend. [ ]
A. does she
B. do they
C. did he
D. did us
C
7岁女孩,诊断为小儿克山病,患儿口服亚硒酸钠防治克山病时,下列哪项是不正确的:()
A.口服亚硒酸钠,1~5岁,0.5mg
B.口服亚硒酸钠,6~10岁,1mg
C.口服亚硒酸钠,大于10岁,2mg
D.口服亚硒酸钠,每周1次,连服3~6周
E.口服硒酸钠,每周1次,连服3~6个月
下列哪种证件是驾驶机动车上路行驶应当随车携带?
A.机动车登记证
B.机动车保险单
C.机动车行驶证
D.出厂合格证明