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【单选题】
The recession is taking a serious toll on American retail, but e-commerce could emerge as a winner. According to a new report by Forrester Research, e-commerce sales are【C1】______. to grow 11% , to $ 156 billion, in 2009. That【C2】______a slowdown from 13% growth last year and 18% in 2007. The major factor【C3】______to the pace shift is, of course,【C4】______consumer confidence. But e-commerce's slowed pace is, still【C5】______better than the National Retail Federation's【C6】______0.5% drop in overall retail sales this year. That means e-commerce is stealing market share from【C7】______retail -- and fast. By Forrester's estimates, in 2008 e-commerce【C8】______for 5% of all retail sales. In 2012, Forrester thinks ecommerce could have an 8%【C9】______. One recent factor is that online shopping promises bargains to price-sensitive consumers. 'The recession is definitely【C10】______more consumers to do their homework【C11】______they go and complete a purchase, ' says Forrester analyst Sucharita Mulpuru. E-commerce is also【C12】______protected because online shoppers tend to be wealthier: about half of all online shopping is done by households that earn more than $ 75,000 per year,【C13】______though they're just about a【C14】______of all households with Internet access. 【C15】______not all Internet companies are set to benefit equally. Last month, e-commerce【C16】______eBay posted its first-ever quarterly revenue decline,【C17】______Amazon reported a sales surge of 18%.Smaller players are particularly【C18】______risk. 'There are some pretty vicious wars as companies go online and duke it out to get market share,' says Mulpuru. 'The【C19】______I have is that we could go back down the spiral of death from 1999 and 2000, when companies would under-price themselves without thinking about【C20】______. 【C1】
A.
hardly
B.
likely
C.
centainly
D.
seemly
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参考答案:
举一反三
【判断题】在遮罩层下面创建的新图层 是被遮罩层
A.
正确
B.
错误
【多选题】下列对创建遮罩层的说法错误的是( )
A.
将现有的图层直接拖到遮罩层下面
B.
在遮罩层下面的任何地方创建一个新图层
C.
选择“修改”—“时间轴”—“图层属性”,然后在“图层属性”对话框中选择“被遮罩”
D.
在较上方的图层,鼠标右键单击遮罩层。
【单选题】轮齿对岩石的( )是牙轮钻头破碎岩石的主要方式
A.
冲击压碎作用
B.
滑动剪切作用
C.
犁式切削作用
D.
压入作用
【单选题】轮齿对岩石的( )是牙轮钻头破碎岩石的主要形式。
A.
滑动剪切作用
B.
冲击压碎作用
C.
D.
犁式切削作用
E.
压入作用
【单选题】下列对创建遮罩层的说法错误的是()
A.
将现有的图层直接拖到遮罩层下面
B.
在遮罩层下面的任何地方创建一个新图层
C.
选择“修改>时间轴>图层属性”然后在“图层属性”对话框中选择地“被遮罩”
D.
以上都不对
【多选题】想在Reactor中制作出风吹得窗户来回摇动的效果,可以使用哪种约束来固定窗户( )
A.
点到点的约束
B.
棱柱的的束
C.
点到路径的约束
D.
门栓约束
【单选题】如想在reactor中制作出风吹得窗户来回摆动的效果,可以使用哪种约束来固定窗户?1点到点的约束;2棱柱约束;3点到路径约束;4布娃娃约束;5门栓约束。
A.
1和5
B.
2和5
C.
3和4
D.
2和4
【判断题】Apache的httpd服务默认使用的是 80 端口
A.
正确
B.
错误
【单选题】下列对创建遮罩层的说法错误的是()
A.
将现有的图层直接拖到遮罩层下面
B.
在遮罩层下面的任何地方创建一个新图层
C.
选择'修改'>'时间轴'>'图层属性',然后在'图层属性'对话框中选择'被遮罩'
D.
以上都不对
【多选题】想在Reactor中制作出风吹得窗户来回摇动的效果,可以使用哪种约束来固定窗户( )
A.
点到点的约束
B.
棱柱的约束
C.
点到路径的约束
D.
门栓约束
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