题干
5．Economy should be developed to raise people’s living standard.__________, effective measures should be taken to deal with different types of pollution caused by the economic development.
A：Moreover
B：Therefore
C：Meanwhile
D：Otherwise
答案(点此获取答案解析）
C
Fe（s）+CO2（g）△H=akJ/mol（a >0），该温度下K=0．263，下列有关该反应的说法正确的是