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【单选题】
在InternetExplore中,()叫主页。
A.
WWW中最重要的页面
B.
访问一个网站时,显示的第一个页面
C.
Internet的技术文件
D.
Netscape导航系统的电子邮件界面
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【单选题】制备单克隆抗体最常用的动物是
A.
B.
C.
D.
小鼠
E.
豚鼠
【单选题】In 2012, the top 5 agricultural commodities of America are ( ), cattle, soybeans, dairy products and chickens for meat.?
A.
Corn
B.
Potato
C.
Tomato
D.
Cotton
【单选题】Now when people refer to England you find Wales _______ as well. [     ]
A.
being included
B.
include
C.
including
D.
included
【简答题】从下面提供的答案中选出应填入下列英文语句中______内的正确答案。 When most people refer to multimedia, they generally mean the combination of two or more continuous media, usually with some user (1) . In practice, the two media ar...
【简答题】设f(x)为连续函数, ,则I的值(    ). (A) 依赖于x,y,z    (B) 只依赖于y,z    (C) 只依赖于y    (D) 只依赖于z
【单选题】制备单克隆抗体最常用的动物是
A.
B.
C.
D.
【判断题】设 f ( x , y ) 为连续函数,则二次积分 可交换积分次序为 。( )
A.
正确
B.
错误
【单选题】When most people refer to multimedia, they generally mean the combination of two or more continuous media, usually with some user(115). In practice, the two media are normally audio and video, this is...
A.
display
B.
games
C.
help
D.
interaction
E.
pictures
【简答题】When people refer to family in America , generally speaking, they mean___________, that is, a family unit that consists of a father, mother, and unmarried children.
【单选题】设f(x,y)为连续函数,则 等于
A.
B.
C.
D.
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