Through the reform, the economic situation of China ______ much better than it used to be.

A．turned into

B．turned off

C．turned to

D．turned out

德国在“高技术战略2020”中提出了“工业4.0”战略，下列哪项不属于“工业4.0”战略内容（）。

A.智能工厂

B.智能生产

C.智能物流

D.智能消费