爱国者导弹其理论杀伤概率大于多少()
A.50%
B.70%
C.80%
D.90%
参考答案:C
术后并发甲状腺危象的主要原因是()
A.术后未服碘剂
B.术中出血过多
C.甲状腺切除过少
D.术前准备不充分
E.精神过度紧张
The shipment was delayed because you had failed ______ the necessary space.
A. to order B. to place C. to take D. to book