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问题 单项选择题

轻型喉烧灼伤的治疗方法主要是（）。

A.及早进行气管切开

B.抗感染，减轻或消除粘膜肿胀

C.抗休克，预防肺部感染及肺水肿

D.使用解毒药

E.以上所有各项

答案

参考答案：B

单项选择题

Which of the following statements is NOT true of "fractional ownership"

A．Fractional ownership allows people share the use of highly expensive commodities.

B．Thanks to "fractional ownership", people can afford luxuries like a super yacht.

C．Fractional ownership is identical to "time sharing".

D．Fractional ownership means part of the property right to the buyer.
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单项选择题

法莫替丁是用生物电子等排体（）置换西咪替丁结构中的咪唑环，再进行结构修饰获得的。

A.噻唑环

B.呋喃环

C.噻嗪环

D.吡唑环
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