为了使文本框同时具有垂直和水平滚动条，应先把MultiLine属性设置为True，然后再把ScrollBars属性设置为
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What is the first thing Tim Berners-Lee has to do before establishing the smarter Web
A. To set up standards for all Internet users.
B. To add descriptive tags or "metadata".
C. To find the proper methods for the Web.
D. To relate to metadata from various Web sites.
The purpose of the smarter Web is NOT
A. to ensure automatic exchange between programs, applications, databases and people.
B. to develop the "hypertext" system of linking documents and other information.
C. to try to solve such problems as multiple searches involved in the cyber surfing.
D. to browse the Internet and trade data without any direct human intervention.
在长度为n的有序线性表中进行二分查找，在最坏情况下需要比较的次数是
A. O(n)
B. O(n2)
C. O(log2n)
D. O(nlog2n)
When teachers are mentioned to act as a facilitator, they should be acting
A. easily.
B. familiarly.
C. fast.
D. helpfully.
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