单项选择题
A.Carelessly B.Optionally C.Carefully D.Freely
Many startups in Silicon Valley are branching out into ...
判断题Many startups in Silicon Valley are branching out into new places that the trend has a name, Off Silicon Valleying.
What qualities made the Silicon Valley impossible to cl...
单项选择题What qualities made the Silicon Valley impossible to clone?（）
A.Strong universities and a risk-taking culture B.Rich natural resource C.Residental circumstance and pleasant climate D.Reveloped economy
（）has the 19th-largest economy in the world.A.ShanghaiB...
单项选择题（）has the 19th-largest economy in the world.
A.Shanghai B.Switzerland C.Saudi Arabia D.The Bay Area
