题干

国资委《关于推进国有资本调整和国有企业重组的指导意见》出台十项措施促进国企改革重组,并指出,“国有经济应对关系国家安全和国民经济命脉的重要行业和关键领域保持绝对控制力,包括军工、电网电力、石油石化、电信、煤炭、民航、航运等七大行业。”这体现了(    )

①国有经济必须控制国民经济命脉,对经济发展起主导作用

②国有经济的主导作用主要体现在控制力上

③国有经济是国民经济的主体

④国家要加快国有企业改革,增强其控制力和竞争力

A:②③④

B:①③④

C:①②③

D:①②④

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D

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    Whenever Michael Carl, the fashion market director at Vanity Fair, goes out to dinner with friends, he plays something called the “phone stack” game: Everyone1 their phones in the middle of the table; whoever looks at their device before the check arrives 2for dinner.

    Brandon Holley, the former editor of Lucky magazine, had trouble 3 her iPhone when she got home from work. So about six months ago, she 4putting her phone into a milk tin the moment she walked in. It remains there until after dinner. And Marc Jacobs, the fashion designer, didn't 5 to sleep close to a beeping gadget. So, he6_digital devices from his bedroom—a house rule he 7 with audiences during a recent screening of Disconnect, a film that dramatizes how technology has alienated(使疏远) people from one another.

    As smartphones 8to make their way into our lives, and wearable devices like Google Glass9 our personal space even further, overtaxed users are exploring their own device-free zones. Whether it's a physical barrier(no iPads at the dinner table) or a conceptual one (turn off devices by 11 p.m.), users say these disconnecting 10 are improving their relationships---and11their brains.

    “Disconnecting is a luxury that we all12,” said Lesley M. M. Blume, a New York writer who keeps her phone away from the dinner table at home. “The expectation that we must always be13to employers, colleagues and family creates a real obstacle in trying to 14private time. But that private time is more important than ever.”

    A popular method for disconnecting is to choose a box for your cellphone, like the milk tin that MS. Holley uses. “15my phone is buzzing or lighting up, it's still a distraction, so it16in the box.” said Ms. Holley. Others choose new17 “No screens after 11 p. m.” said Ari. Melber, a TV host. “We found the evenings were more 18and we were sleeping better.” he added.

    Sleeping is a big factor, which is why some 19 to leave their phones out of their bedrooms. “I don't want to sleep next to something full of phones and emails.” said Peter Som, a fashion designer, who keeps his phone charging in the living room overnight. “It 20is a head-clearer and distinguishes daytime and sleep time.”