三个数a=0.45，b=50.4，c=log0.45的大小关系为 [ ] A、a

搜题请搜索小程序“爱下问搜题”

问题选择题

三个数a=0.4⁵，b=5^0.4，c=log_0.45的大小关系为 [ ]

A、a＜c＜b

B、a＜b＜c

C、c＜b＜a

D、c＜a＜b

答案

答案：D

单项选择题

A 10-year-old child with appendicitis is being prepared for surgery. Which of the following would be the nurse’s first action

A. Administer an enema.
B. Insert a nasogastric tube.
C. Obtain vital signs.
D. Administer antibiotics.

单项选择题

CRH1A型动车组在正常运行过程中直流环节电压超过（）V，IDU将显示直流环节过电压，并命令进行保护性关机。

A.1750

B.1850

C.1950

D.2000