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【单选题】
关于外部样式表说法 不正确 的是()A.
当样式需要应用于很多页面时，外部样式表将是理想的选择
B.
链接外部样式表需要使用 标签，并将其放在文档头部
C.
外部样式表 文件中可以包含任何的 html 标签
D.
外部样式表 文件应该以 .css 扩展名进行保存
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举一反三
【单选题】Solar energy is now in its infancy,______．
A.
but it will be considered as an important part of our nation's energy supply
B.
yet we will build more power plants
C.
and the supply of electricity will be rationed
D.
but we don't need to practice energy rationing now
【简答题】still infancy．The technology and the speed of response are about to leap up
【简答题】Margaret Barnes thinks that a lack of movement in infancy can
【单选题】Blay Whitby thinks that 'safety-critical computing' ______.
A.
is in its infancy.
B.
has its heyday,
C.
undergoes rapid development.
D.
can hardly be improved.
【简答题】We thinkof infancy before childhood and middle age before old age, with each uniquephase bringing its own peculiar set of challenges. (Para. 1, L2-4)
【单选题】When does a baby became frightened of unfamiliar people?
A.
In early infancy.
B.
In middle infancy.
C.
In late infancy.
D.
In the toddler stage.
【单选题】Learning that takes place in infancy provides the ______ for the eventual transformation of a child into an adult.
A.
foundation is necessary
B.
necessary foundation is
C.
necessary in the foundation
D.
foundation necessary
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