There () three plants in the office.
A. are
B. is
C. have
A:() you like a drink? Wine? Beer? B:A beer, please.
A. Could
B. Would
C. Do
A:()? B:My father is a manager. My mother is a nurse.
A. Where are your parents
B. What do your parents do
C. What are your parents doing right now
治疗应首选
A. 静注葡萄糖酸钙
B. 口服钙粉
C. 抗癫痫药物
D. 维生素D肌注
E. 静滴葡萄糖