The course of instruction should be ________ so that each new maneuver embodies the principles involved in the performance of those previously undertaken.
A. laid out
B. laid down
C. laid off
D. laid back
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Generally, the student pilot who enrolls in a pilot training program is prepared to commit considerable time, effort, and expense in________ of a pilot certificate.
A. persist
B. pursuit
C. persuade
D. persevere
下列给于鼻饲饮食的患者是( )
A. 婴幼儿
B. 拔牙者
C. 拒绝进食者
D. 食欲减退者
E. 经常呕吐者
患者张某,男性,52岁,有胃溃疡病史。近日来上腹部疼痛加剧,医嘱做粪便隐血实验,可为患者准备的饮食是 ( )
A. 茭白、白菜
B. 芹菜、炒猪肝
C. 油豆腐、鸡血汤
D. 菠菜、红烧鲫鱼
E. 卷心菜、红烧肉
患者孙某,男性,26岁,急性肾炎,饮食中每日蛋白质含量不应超过( )
A. 20g
B. 3%
C. 40g
D. 5%
E. 60g
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