题目内容

What does the speaker mean

A. a. He was nearly killed by someone.
B. b. He saw a ghost in the house.
C. c. He was scared out of his wits.
D. d. He saw a man rushing at him.

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What is this talk mainly about

A. a. The organizational structure of Lampell.
B. b. The executive departments of Lampell.
C. c. The subsidiaries of Lampell.
D. d. The future plan of Lampell.

函数f(x)=|4x3—18x2+27 ]在区间[0,2]上的最小值为________,最大值为________。

设函数f(x)=|x3—1|φ(x),其中φ(x)在x=1处连续,则φ(1)=0是f(x)在x=1处可导的( )

A. 充分必要条件
B. 必要但非充分条件
C. 充分但非必要条件
D. 既非充分也非必要条件

一慢性肺气肿患者,近日痰多不易咳出,常有喘鸣,头痛、烦躁,白天嗜睡,夜间失眠,晨间护理时发现患者神志淡漠,应考虑

A. 呼吸性酸中毒
B. 窒息先兆
C. 二氧化碳麻醉
D. 休克早期
E. 脑疝先兆

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