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【简答题】
Experience the newly opened Grand Canyon(大峡谷)West Skywalk in Colorado.Departing from Grand Canyon’s South Rim by Airplane to Grand Canyon’s West Rim,you will land and take a ground tour to the Skywalk!Walk on air for 70 feet over the edge of Grand Canyon West. This Skywalk has been open since March 28,2007.Daily visitorship to the Skywalk has been over 4000 people.Please be patient to enjoy your moment on the Skywalk. After you have experienced the one and only Grand Canyon Skywalk Glass Bridge,you will return to the Grand Canyon West Airport and take your Airplane for a flight back to the South Rim of the Canyon.This is a tour never to be forgotten as you will have walked on air over the Grand Canyon. Tour Itinerary(行程) Tour Duration 5.7 Hour The Ground Canyon Adventure Skywalk Flight from Grand Canyon South Rim to Grand Canyon West 1 Hour Experience a bird’s-eye view of the Grand Canyon as you make your way to Grand Canyon West. Light Lunch at Guano Point at Grand Canyon West 2 Hours You will be taken by bus to Guano Point with breathtaking views of the western part of the Grand Canyon where the Colorado River makes its way into Lake Mead.Every table for lunch has a view. Walk on the World Famous Skywalk 1.5 Hour s Finally you will board your bus to Eagle Point,home of the Grand Canyon Skywalk.Now it is time for you to walk on air for 70 feet over the Grand Canyon. Fight Back to Grand Canyon South Rim 1.2 Hours After time on the Skywalk,you will return to the Grand Canyon West Airport and return to Grand Canyon South Rim in time for dinner and sunset. 小题1:This advertisement is for_______. A.Grand Canyon West B.Grand Canyon South C.Grand Canyon D.the Skywalk 小题2:The package fee does NOT cover the cost of_______. 小题3:The Grand Canyon Skywalk Bridge is made of glass because_______. A.it looks stronger B.it is cheaper to build C.it looks more beautiful D.it gives you a better view 小题4:According to the Tour Itinerary,the route is_______. A.South Rim→Guano Point→West Airport→Eagle Point→West Airport→South Rim B.South Rim→West Airport→Guano Point→Eagle Point→West Airport→South Rim C.South Rim→West Airport→Eagle Point→Guano Point→West Airport→South Rim South Rim→West Airport→Eagle Point→West Airport→Guano Point→South Rim
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举一反三
【单选题】已知序列的 Z变换的收敛域为 ,则该序列为 ( )
A.
有限长序列
B.
右边序列
C.
左边序列
D.
双边序列
【单选题】如果你开车去接你的朋友,你的朋友和她太太一起坐你的车,你会怎样?
A.
随他们怎么坐
B.
让朋友太太坐前面,朋友坐后面
C.
让朋友坐前面,朋友太太坐后面
D.
两个人一起坐后面
【单选题】三角肌肌肉注射常选部位是
A.
中上部
B.
中下部
C.
中前部
D.
中后部
E.
前 1/3
【单选题】如果有读者未还书,那么你怎样找到他?
A.
select * from 图书借阅 where 说明=null
B.
select *  from 图书借阅 where 说明 is null
C.
select *  from 图书借阅 where 说明 not null
D.
select *  from 图书借阅 where 说明 like null
【多选题】“适用的轮椅”是指:
A.
满足使用者的需求和环境状况
B.
提供适配和体位支撑
C.
安全耐用,经济实惠
D.
方便在当地保养和维修及持续服务
【单选题】三角肌肌肉注射常选部位是
A.
中下部
B.
中上部
C.
中前部
D.
中后部
E.
前1/3
【多选题】使用《慧科新闻搜索研究数据库》显示搜索结果后,可以根据需求进行选择设置,请问支持( ) 设置?
A.
文章相关度
B.
最新文章、最旧文章
C.
文章字数多少
D.
媒体由A至Z、Z至A
【单选题】泰勒本-沙哈尔博士提出,奔波忙碌型的人坚信( )
A.
及时行乐,逃避痛苦
B.
实现目标,就会开心
C.
听天由命,无可奈何
D.
活在当下,享受生活
【单选题】如下图所示,G1, G2, G3是74LS系列的OC门,输出管截止时的漏电流IOH = 100μA,输出低电平VOL ≤ 0.4V允许的最大负载电流ILM = 8mA,G4, G5, G6为74LS系列与非门,其输入电流为IIL ≤ - 0.4mA,IIH ≤ 20μA。OC门的输出高、低电平应满足VOH ≥ 3.2V,VOL ≤ 0.4V。计算电路中上拉电阻RL的阻值最小值、最大值分别为【图片】
A.
0.68k Ω ,5k Ω
B.
0.5k Ω , 5k Ω
C.
1k Ω , 5k Ω
D.
0.5k Ω ,6 k Ω
E.
0.68k Ω ,6 k Ω
F.
1 k Ω ,6 k Ω
【简答题】结合实训经验,简述 BIOS 与 CMOS 的区别。
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