2015年8月12日,天津滨海新区瑞海公司危险品仓库发生爆炸,造成重大人员伤亡。事故发生后,天津市武警部队组织强有力力量,搜救失踪人员;天津市医疗分队全力救治伤员,安抚遇难亲属;网民理性关注爆炸事件,祈福遇难天津。对此认识正确的有 ①不同的角色,不同的责任 ②责任来自公民身份和法律规定 ③不承担责任将受到法律的制裁 ④不言代价与回报的奉献精神是社会责任感的集中体现
It ________ him about 3 hours the homework last weekend.
Yesterday, his neighbor’s hen _________ four eggs altogether.
I haven’t seen my parents for a long time and _______ them very much.
Please look at these two photos _______, and you will find out five differences between them.
—Could I watch TV, mum? I want to have a rest. —No,you _______. You must finish your homework first.