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B What is Bay? The simple answer is that it is a global trading platform. where nearly anyone can trade practically anything. People can sell and buy all kinds of products and goods. Including cars, movies and DVDs, sporting goods, travel tickets, musical instruments, clothes and shoes- the list goes on and on The idea came from Peter Omidyar, who was born in Paris and moved to Washington when he was still a child, At high school, be became very interested in computer programming and after graduating from Tuft University in 1988, He worked for the next few years as a computer engineer. In his free time he started Bay as a kind of hobby, at first offering the service free by word of mouth. By 1996 there was so much traffic on the website that he had to upgrade(升级) and he began charging a fee to members. Joined by a friend, Peter Skill. and in 1998 by his capable CEO, Meg Whitman, he has never looked back. . Even in the great. com crashes of the late 1990s,abay has gone from strength to strength ,. It is now one of the ten most visited online shopping websites on the Internet eBay sells connections, not goods, putting buyer and seller into contact with each other. All you have to do is lake an e-photo, write a description, fill out a sales form. and you are in business: the world is your market place. Of course for each item (商品)sold eBay gets a percentage and that is great deal of money. Every day there are more than sixteen million items listed on eBay and eighty percent of the items are sold 60. We learn from the text that eBay provides people with__
A.
a way of buying and selling goods
B.
a website for them to upgrade
C.
a place to exhibit their own photos
D.
a chance to buy things at low prices
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【简答题】某工业企业生产甲、乙两种产品共同耗用原料,耗用量无法按产品直接划分。甲产品投产150件,原料单件消耗定额为10千克,乙产品投产100件,原料单件消耗定额为20千克。甲、乙两种产品实际消耗总量为2 800千克。原料计划单价为4元。原材料材料成本差异率为0.5%。 要求: (1)按照定额消耗量比例分配甲乙两种产品的原料费用。 (2)编制耗用原料的会计分录(在分录中列明产品名称和成本项目)。
【判断题】三相可控整流电路中,改变对晶闸管施加脉冲的时间,不能改变整流电路输出电压的波形。( )
A.
正确
B.
错误
【判断题】三相可控整流电路中,改变对晶闸管施加脉冲的时间,不能改变整流电路输出电压的波形。
A.
正确
B.
错误
【判断题】设备放大,造成微元停留时间分布和返混程度改变,放大时反应结果恶化。
A.
正确
B.
错误
【多选题】苗木修剪质量应符合下列规定()
A.
剪口平滑,不得劈裂
B.
枝条短截时应留外向芽,剪口应距离芽位置以上1cm
C.
修剪直径2cm以上大枝及粗根时,截口必须削平并涂防腐剂
D.
修剪时应先将枯枝、病虫枝、树皮劈裂枝剪去,对过长枝应加以控制
【判断题】酒店公共关系的目标是销售产品。
A.
正确
B.
错误
【判断题】设备放大,造成微元停留时间分布和返混程度改变,放大时反应结果恶化。
A.
正确
B.
错误
【多选题】苗木修剪应符合下列规定:()
A.
苗木修剪整形应符合设计要求,当无要求时,修剪整形应保持原树形。
B.
苗木应无损伤断枝、枯枝、严重病虫枝等。
C.
落叶树木的枝条不应从基部剪除,不留木概,剪口平滑,不得劈裂。
D.
枝条短截时应留外芽,剪口应距留芽位置上方0.5cm。
E.
修剪直径2cm以上大枝及粗根时,截口应削平应涂防腐剂。
【单选题】下列关于灌木及藤蔓类修剪的说法,哪项不符合规定?()
A.
带土球或湿润地区带宿土裸根苗木及上年花芽分化的开花灌木不宜作修剪,当有枯枝、病虫枝时应予剪除
B.
枝条茂密的大灌木,可适量疏枝。
C.
分枝明显、新枝着生花芽的小灌木,应顺其树势适当强剪,促生新枝,更新老枝
D.
用作绿篱的乔灌木,应在种植前按设计要求整形修剪
【单选题】在播放CD唱盘时,将数字化信息转化为模拟信号的部件是( )。
A.
硬盘
B.
视频卡
C.
声卡
D.
显示卡
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