What is Neil Stephenson’s advice to firms contracting internet services?
A. They look for reliable business-only providers.
B. They contact providers located nearest to them.
C. They carefully examine the contract.
D. They contract the cheapest provider.
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What do we learn about Silicon Valley from the passage?
A. It houses many companies spun off from MIT and Harvard
B. It is known to be the birthplace of Microsoft Company
C. It was intentionally created by Stanford University
D. It is where the Internet infrastructure was built up
【C13】
A. like
B. including
C. besides
D. except
球形支座在竖向设计荷载作用下,支座竖向压缩变形不得大于支座总高度的5%。()
A. 正确
B. 错误
图纸深化设计属于智能化工程建设程序中()阶段的工作。
A. 初步设计
B. 施工图设计
C. 生产准备
D. 施工准备