骨髓移植治疗免疫缺陷的最佳适应症是:()
A.性连锁无丙种球蛋白血症
B.严重联合免疫缺陷病
C.DiGeirge综合征
D.选择性IgA缺陷
E.艾滋病
参考答案:B
With the advanced technology, our factory produces ________cars as we did last year.
A.as twice many
B.many as twice
C.twice as many
D.as twice as many
3年内有下列哪种行为的人不得申请机动车驾驶证?
A.吸烟成瘾
B.注射毒品
C.注射胰岛素
D.酒醉经历