__________ your new pen pal like?[ ]
A. What
B. What's
C. How is
D. How does
答案:B
10个月婴儿,系人工喂养,极少户外活动,未服鱼肝油,突发惊厥,无热,反复发作3次,抽后意识清楚,活泼如常,查体:出牙延迟,方颅,郝氏沟明显,血钙1.1mmol/L,最可能的诊断是
A.维生素D缺乏性手足搐搦症B.佝偻病早期C.低血镁症D.低血糖症E.佝偻病的活动期
冶金焦炭分哪几个等级()
A.大于40mm
B.40-25mm
C.25-10mm
D.小于10mm
E.大于100mm
F.小于15mm