America’s start-up economy emerged out of a half-century or more of painstaking and deliberate effort. ( )
A. bounce out of
B. was born out of
C. slide out of
D. build out of
查看答案
What is the advantage of America’s economy compared with other nations according to Para.2? ( )
A. It can produce superior products and build world-dominating industries.
B. Its ability to generate start-ups that forever shift the nation’s whole economic structure.
C. It provides job opportunities and raises the living standards of its citizens.
D. It has many technology companies and businesses, like Google and Apple.
According to Para.7, which is NOT the new model created by the venture capital-financed start-ups? ( )
A. a powerful network and social structure for innovation
B. a product of open thinking
C. a culture that value ideas
D. a venture-capital system
What is the problem of start-up economy two decades ago according to Para. 3? ( )
A. The start-up economy generated new industries while sacrificing old ones.
B. Many technical experts lost their jobs in the manufacturing industries.
C. Nobody would like to take the manufacturing jobs despite of high salary.
D. Economy developed more slowly than before with the rise of start-ups.
What did the business leaders and entrepreneurs worry about during and after the Great Depression in Para. 6? ( )
A. the technology for new start-ups
B. the possibility to attract federal investment
C. the economy’s ability to recover former vitality
D. the capability to hire top faulty for research
微信支付 
支付宝支付