周期性瘫痪合并甲状腺功能亢进,称为_________。
参考答案:甲亢性周期性瘫痪
They ______ English lessons on Friday. [ ]
A. doesn't has
B. doesn't have
C. don't have
D. aren't have
《危险化学品安全管理条例》规定国家对危险化学品的生产和储存实行(),并对危险化学品生产、储存实行审批制度。
A、统一规划
B、合理布局
C、严格控制
D、重点管理