1. Most of those surveyed for the report mentioned that positive impacts of social media include socializing with acquaintances and taking in more information.
2. Inflation (and deflation) won't rear its ugly head Surging oil production — along with slower global growth — has caused the price of petroleum to collapse from more than $100 a barrel last summer to barely $50 a barrel at the end of 2014. The effect has been to reverse an uptick in U.S. inflation earlier in the year.
3. n. 毂，木片，中心
4. 1. Beyoncé “Beyoncé” (Parkwood Entertainment/Columbia) An ambush that landed after last year’s tabulations, Beyoncé's tour de force — a lustrous showcase of soulful dominion, sleek production, sensual abandon and feminist agency, not always in that order — kept its relevance during a long year swollen with distractions. The singing, like the attitude, is phenomenally assured yet full of nuance; the message is complicated but clear. It’s high-wire pop that refuses to pander.