2012年,“毒胶囊”“染色馒头”“塑化剂”等食品安全事件,再次引发国人对食品安全的忧思。对此,国家可以采取的措施是①加强市场监管,健全社会信用体系②诚信经营,不出售有毒有害食品③规范市场秩序,完善市场规则 ④充分发挥国家宏观调控在市场调节中的基础作用
. At least 200,000 people were reported _____ in the ever recorded worst earthquake that struck Haiti last winter.
. The symbolic one-hour switch-off first _____ in Sydney in 2007 has become an annual global event.
. We often talk a great deal about English language teaching, _____ that it is the learning that really matters.
. In the rainforest of the Amazon, 50 to 150 plant species _____ every day.
. To help today’s customers make a choice, a company in New York _____a video trolley — a supermarket trolley with a video screen to display advertisement and price information.