皮皮学，免费搜题
登录
logo - 刷刷题
搜题
【单选题】
关于自然角的说法中正确的是( )
A.
自然角是儿童进行非正规性科学活动的场所
B.
儿童要在教师的统一计划和指导下进行活动
C.
儿童要分班、分组地轮流进行活动
D.
自然角中只能进行随机的科学活动，而不能进行长期系统观察
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案：
举一反三
【单选题】Using the one-period valuation model, assuming a year-end dividend of $0.50, an expected sales price of $50, and a required rate of return of 10%, the current price of the stock would be
A.
$50.50
B.
$50.00
C.
$45.91
D.
$45.00
查看完整题目与答案
【单选题】关于外科各种引流管的护理，下列叙述不正确的是( )
A.
连接引流装置，使用前检查引流装置的密闭性，保持连接处紧密
B.
胸腔闭式引流瓶低于胸壁引流口平面60～100cm，水封瓶长管下口插至无菌生理盐水中3～4cm，并保持直立
C.
长期留置导尿管拔除前，一般予以夹闭，每2～3小时开放一次，以利于膀胱排尿功能恢复
D.
T管应垂直引出腹壁，用缝线牢固固定在腹壁上，以防滑脱
E.
脑室引流管开口需高于侧脑室20～25cm，以维持正常的颅内压
查看完整题目与答案
【多选题】患儿3岁，因2周来发热、头痛、呕吐，精神不振，2天来头痛呕吐加重，抽风1次并发现颈部发硬而入院治疗。半年前患原发型肺结核，曾服异烟肼3个月，症状好转后，家长自行停药。查体：嗜睡，颈强直，心肺（-），脑膜刺激征（+）。［提示］该患儿于今日行侧脑室引流术，并放置引流瓶。关于侧脑室引流患儿的护理，下列叙述正确的是（）
A.
引流瓶应高过脑室10～20cm
B.
引流速度前期可以较多、较快，逐渐放慢速度
C.
患儿哭闹时保持引流管畅通，防止颅压过高
D.
出现引流量骤减时，应考虑是否发生引流管堵塞
E.
引流液量递减至<50ml／d，可以考虑夹闭引流管
F.
引流瓶必须用高效含氯消毒液浸泡24小时以上，方可处理
查看完整题目与答案
【简答题】Section B Directions: Complete the following passage by using the words in the box.  Each word can be used only once.  Note that there is one word more than you need. A． B．conveyed C．fully D．cl...
查看完整题目与答案
【判断题】波特图仪(Bode Plotter)又称为频率特性仪,主要用于测量滤波器的频率特性,包括测量电路的幅频特性和相频特性。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Using the one-period valuation model, assuming a year-end dividend of $1.00, an expected sales price of $100, and a required rate of return of 10%, the current price of the stock would be
A.
$90.91
B.
$91.00
C.
$91.82
D.
$92.00
查看完整题目与答案
【单选题】Using the one-period valuation model, assuming a year-end dividend of $1.00, an expected sales price of $100, and a required rate of return of 5%, the current price of the stock would be
A.
$110
B.
$101
C.
$96.19
D.
$95.23
查看完整题目与答案
【单选题】The following data relates to one of a company's products. $ per unit $ per unit Selling price 27.00 Variable costs 12.00 Fixed costs 9.00 ...
A.
$1,530 (A)   $900 (F)
B.
$1,530 (A)   $2,250 (F)
C.
$1,530 (A)   $2,250 (A)
D.
$1,530 (F)   $2,250 (F)
查看完整题目与答案
【单选题】Initially， for the Automatic Workload Repository （AWR） statistics，the retention period is set to 7 days， the collection interval is set to 30 minutes and the collection level is set to Typical in your...
A.
On Wednesday， the statistics have been purged.
B.
On Wednesday， the retention period has been set to zero.
C.
On Wednesday， the collection interval has been set to zero.
D.
On Wednesday， the collection level has been changed to All.
E.
On Wednesday， the retention period has been set to one day.
F.
On Wednesday， the retention period has been set to two days
G.
On Wednesday, the collection level has been changed to Typical.
H.
On Wednesday, the collection interval has been set to 1440 minutes.
查看完整题目与答案
【单选题】The DC Power Supply Product warranty may last a period of one year from the date Of ()。 Any part of the product which is deemed to be defective in material or workmanship will be repaired or replaced.
A.
purchasing
B.
shipping
C.
receiving
D.
using
查看完整题目与答案
相关题目：
【单选题】Using the one-period valuation model, assuming a year-end dividend of $0.50, an expected sales price of $50, and a required rate of return of 10%, the current price of the stock would be
A.
$50.50
B.
$50.00
C.
$45.91
D.
$45.00
查看完整题目与答案
【单选题】关于外科各种引流管的护理，下列叙述不正确的是( )
A.
连接引流装置，使用前检查引流装置的密闭性，保持连接处紧密
B.
胸腔闭式引流瓶低于胸壁引流口平面60～100cm，水封瓶长管下口插至无菌生理盐水中3～4cm，并保持直立
C.
长期留置导尿管拔除前，一般予以夹闭，每2～3小时开放一次，以利于膀胱排尿功能恢复
D.
T管应垂直引出腹壁，用缝线牢固固定在腹壁上，以防滑脱
E.
脑室引流管开口需高于侧脑室20～25cm，以维持正常的颅内压
查看完整题目与答案
【多选题】患儿3岁，因2周来发热、头痛、呕吐，精神不振，2天来头痛呕吐加重，抽风1次并发现颈部发硬而入院治疗。半年前患原发型肺结核，曾服异烟肼3个月，症状好转后，家长自行停药。查体：嗜睡，颈强直，心肺（-），脑膜刺激征（+）。［提示］该患儿于今日行侧脑室引流术，并放置引流瓶。关于侧脑室引流患儿的护理，下列叙述正确的是（）
A.
引流瓶应高过脑室10～20cm
B.
引流速度前期可以较多、较快，逐渐放慢速度
C.
患儿哭闹时保持引流管畅通，防止颅压过高
D.
出现引流量骤减时，应考虑是否发生引流管堵塞
E.
引流液量递减至<50ml／d，可以考虑夹闭引流管
F.
引流瓶必须用高效含氯消毒液浸泡24小时以上，方可处理
查看完整题目与答案
【简答题】Section B Directions: Complete the following passage by using the words in the box.  Each word can be used only once.  Note that there is one word more than you need. A． B．conveyed C．fully D．cl...
查看完整题目与答案
【判断题】波特图仪(Bode Plotter)又称为频率特性仪,主要用于测量滤波器的频率特性,包括测量电路的幅频特性和相频特性。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Using the one-period valuation model, assuming a year-end dividend of $1.00, an expected sales price of $100, and a required rate of return of 10%, the current price of the stock would be
A.
$90.91
B.
$91.00
C.
$91.82
D.
$92.00
查看完整题目与答案
【单选题】Using the one-period valuation model, assuming a year-end dividend of $1.00, an expected sales price of $100, and a required rate of return of 5%, the current price of the stock would be
A.
$110
B.
$101
C.
$96.19
D.
$95.23
查看完整题目与答案
【单选题】The following data relates to one of a company's products. $ per unit $ per unit Selling price 27.00 Variable costs 12.00 Fixed costs 9.00 ...
A.
$1,530 (A)   $900 (F)
B.
$1,530 (A)   $2,250 (F)
C.
$1,530 (A)   $2,250 (A)
D.
$1,530 (F)   $2,250 (F)
查看完整题目与答案
【单选题】Initially， for the Automatic Workload Repository （AWR） statistics，the retention period is set to 7 days， the collection interval is set to 30 minutes and the collection level is set to Typical in your...
A.
On Wednesday， the statistics have been purged.
B.
On Wednesday， the retention period has been set to zero.
C.
On Wednesday， the collection interval has been set to zero.
D.
On Wednesday， the collection level has been changed to All.
E.
On Wednesday， the retention period has been set to one day.
F.
On Wednesday， the retention period has been set to two days
G.
On Wednesday, the collection level has been changed to Typical.
H.
On Wednesday, the collection interval has been set to 1440 minutes.
查看完整题目与答案
【单选题】The DC Power Supply Product warranty may last a period of one year from the date Of ()。 Any part of the product which is deemed to be defective in material or workmanship will be repaired or replaced.
A.
purchasing
B.
shipping
C.
receiving
D.
using
查看完整题目与答案
参考解析：
知识点：
题目纠错 0
发布
创建自己的小题库 - 刷刷题