使用简易呼吸器时应按次__________／min有规律地挤压呼吸囊。

出现Ⅳ度吸气性呼吸困难时应立即首选（）

腺样体肥大行纤维鼻咽镜检查时，在鼻咽顶部和后壁可见表面有________淋巴组织。

If a boy or a girl has grown up in a home with sharing tasks and decisions，he or she will probably______.

甲状腺术后呼吸困难和窒息多发生在术后__________。

Duty is an act or a course of action that people __________you to take by social customs, law or religion.

Duty is an act or a course of action that people ______you to take by social customs, law or religion.

Project ______is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

It will be a relief over the death of a friend or a relative if the friend or relative dies from ______.

呼吸困难一般可分为________、________和________呼吸困难。

喉源性呼吸困难常为________呼吸困难。

先天性弓形虫病在妊娠期可表现为__________、__________、__________，出生后的先天性弓形虫病患儿主要表现为____________________。