阅读短文，下列问题

    In the world today, all of the people need to have fun when they are free. We can't work all the time if we are going to keep healthy and enjoy life.

    Everyone has his own way of relaxing. Perhaps the most popular form (形式) is to take part in sports. There are team sports, such as basketball and football. There are also individual(个人的) sports, such as swimming and running. Skating and mountain climbing are the most popular recreation (消遣) for people who like to be outdoors.

Not everyone who enjoys sports likes to take part in them. Many people like watching them on TV or listening to them on the radio. So many people like some indoor relaxation, such as watching TV, singing and dancing.

    It doesn't matter if we like indoor recreation or take part in outdoor sports. It is important for everyone to relax from time to time, and enjoy some themselves.

填入下列横线处的词语，最恰当的一组是（　　）
（1）在应对此次成都市民质疑彭州石化事件中，成都政府的态度不够主动、积极，措施______不够有力。
（2）由于海峡阻隔，兄弟俩分别半个多世纪，如今相见，恍若隔世，虽然都已是年逾古稀之人，也______百感交集，欷歔不已。
（3）思想教育弱化、家教______弱化、社会消极因素是这些青少年犯罪的主要原因。
（4）最终，格力______合肥的区位优势和产业基础，正式确定将华东生产基地选定在合肥。

1949年，渡江战役即将发起时，英国军舰擅自闯入长江人民解放军防线。人民解放军奋起反击，毙伤英军百余人，并要求英、美、法等国的武装力量“迅速撤离中国的领水、领海、领土、领空”。人民解放军的这一行动（    ）

已知；（NH₄）₂CO₃（s）═NH₄HCO₃（s）+NH₃（g）△H=+74.9kJ•mol^﹣1，下列说法中正确的是（  ）