今年3月份以来,猪肉价格一反过去三年的跌势,全国各地猪肉价格都开始反弹,短短数月涨幅已经超过30%,创下三年内新高。对此,研究机构分析指出,生猪养殖成本的上升或将促使猪肉价格突破2011年的最高点30元/千克。对这一经济现象认识正确的是 ①猪肉价格上涨是由居民需求推动的 ②价值最终决定着商品价格与其相符 ③价格变动影响居民消费观念的变化 ④居民的肉食品消费结构会发生变化
We ______ have class the last week of May, but I’ll let you know for sure as the time approaches.
Park Geun-hye of South Korea won the presidential election, becoming the first woman ______ the country.
Jack has behaved in the most extraordinary way; I can’t _______ his actions at all
You have a trendy haircut. I’ve been meaning to ask you _______ you get your hair cut.
I _______ a football game when you called. That’s why I didn’t hear you.